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- Papers and paper collections · 74 ✖
| id | type | name | url | maintainer | status | last_checked | date ▲ | year | level | evidence | access | abstract | authors | series | chair | minutes | recording | media | decisions | version | language | license | release | pushed | depends | since | via | summary | note | has_abstract | has_summary | kind | sector | country | products |
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| hardman-building-active-discovery | Papers and paper collections paper | Building Active Discovery | https://dhh1128.github.io/papers/active-discovery.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-15 | 2026-08-12 | 2026 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A guidance paper by Daniel Hardman describing how to build privacy-preserving discovery that requires the active participation of the party being sought, from existing architectures: split blind matching modeled on double-blind trials, Tor v3 onion services for rendezvous, verifiable attestations of the seeker, and provisional anonymity. It recommends KERI with ACDCs for the attestations and states what the design does not deliver. For designers of privacy-preserving discovery and identity systems. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| kerione-sustainable-privacy | Papers and paper collections paper | Sustainable Privacy | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/SustainablePrivacy.pdf | Samuel M. Smith, Ph.D. | changed within the last six months, or a live service active | 2026-10-14 | 2026-08-11 | 2026 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 15-page white paper arguing that privacy over time needs economic, legal, regulatory and technical protections together, since K-anonymity de-identification and selective disclosure are defeated by re-identification attacks. It describes a contextual linkability re-identification attack on selective disclosure and proposes chain-link confidentiality and data loyalty, for readers concerned with privacy design and policy. | Samuel M. Smith, Ph.D. | v1.2.8 (original 2023-09-18) | keri.one KERI Resources page keri-one-resources | Sustainable Privacy research/papers/kerione-sustainable-privacy | 1 | 1 | |||||||||||||||||
| papers-new-default-logic-for-unary-edge-operators | Papers and paper collections paper | New Default logic for Unary Edge Operators | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/New%20Default%20logic%20for%20Unary%20Edge%20Operators.md | Samuel M. Smith (attributed by the repository; the document names no author) | changed within the last six months, or a live service active | 2026-10-15 | 2026-08 | 2026 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A short discussion opener proposing changes to the default logic for unary edge operators in Authentic Chained Data Containers (ACDCs), because non-delegative use cases that arose in work toward SEDI (State Endorsed Digital Identity) make the current global defaults cumbersome. | Samuel M. Smith (attributed by the repository; the document names no author) | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | |||||||||||||||||||
| papers-acdc-ipex-negotiation-md | Papers and paper collections paper | ACDC IPEX Negotiation (working notes, markdown) | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/ACDC_IPEX_Negotiation.md | Samuel M. Smith (attributed by the repository; the document names no author) | changed within the last six months, or a live service active | 2026-10-15 | 2026-08 | 2026 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | Working design notes, longer and later than the PDF of the same name, on negotiating graduated disclosure of Authentic Chained Data Containers (ACDCs) under the Issuance and Presentation Exchange (IPEX) protocol: attribute path lists against a composed schema, closure rules by section, new unary edge operators, presentation registries, anchored exchange diagrams and an SEDI (State Endorsed Digital Identity) example. For implementers of ACDC and IPEX. | Samuel M. Smith (attributed by the repository; the document names no author) | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | |||||||||||||||||||
| hardman-the-shape-of-delegated-authority | Papers and paper collections paper | The Shape of Delegated Authority | https://dhh1128.github.io/papers/sda.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-15 | 2026-07-11 | 2026 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2026 paper by Daniel Hardman proposing a model of delegated authority that makes the category of a delegate's act machine-checkable (by telos, effect and kind of state) and lets a stranger verify authority without consulting its issuer. It argues that access control, action taxonomies and decentralized identity each keep only part of what the law of agency long held together, and draws on KERI and ACDC mechanisms for identity and verification. It is for architects of authorization for human and AI agents. | Daniel Hardman | 1.2 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | The Shape of Delegated Authority research/papers/hardman-the-shape-of-delegated-authority | 1 | 1 | |||||||||||||||||
| hardman-opaque-identifier-aliases | Papers and paper collections paper | Opaque Identifier Aliases | https://dhh1128.github.io/papers/oia.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-15 | 2026-07-09 | 2026 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2026 primer by Daniel Hardman on aliases, the private labels people attach to opaque cryptographic identifiers such as keys, DIDs and KERI autonomic identifiers (AIDs). It explains the properties an alias must have, why the COIA naming convention helps, and why a proved binding must never be confused with a guessed one, pointing to entviz for comparing identifiers by eye. It is for designers of wallets and identity software. | Daniel Hardman | 0.10 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | Opaque Identifier Aliases research/papers/hardman-opaque-identifier-aliases | 1 | 1 | |||||||||||||||||
| hardman-identity-facets | Papers and paper collections paper | Identity Facets | https://dhh1128.github.io/papers/if.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-15 | 2026-07-09 | 2026 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2026 primer by Daniel Hardman arguing that identity is about sameness across time and across the facets of a life, that the sameness across facets should be visible only to its owner, and that facets are minted by relationships. It explains why organizational capacity (signing as citizen or as CEO) determines liability, why credentials have an affinity for a facet, and why opaque identifiers per facet need naming and visual verification tools. | Daniel Hardman | 0.11 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| papers-acdc-ipex-negotiation | Papers and paper collections paper | ACDC IPEX Negotiation | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/ACDC_IPEX_Negotiation.pdf | Samuel M. Smith (attributed by the repository; the document names no author) | replaced by a named successor; kept for history superseded | 2026-10-15 | 2026-07 | 2026 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | Working design notes on negotiating graduated disclosure of Authentic Chained Data Containers (ACDCs) under the Issuance and Presentation Exchange (IPEX) protocol, using a composed schema identifier as type and attribute path lists, with clarifications on the issuee field in aggregate ACDCs and open questions on presentation registries for SEDI (State Endorsed Digital Identity). For implementers of ACDC and IPEX. | Samuel M. Smith (attributed by the repository; the document names no author) | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | ACDC IPEX Negotiation research/papers/papers-acdc-ipex-negotiation | 1 | 1 | ||||||||||||||||||
| hardman-measuring-the-glance-an-adversarial-estimate-of | Papers and paper collections paper | Measuring the Glance: An Adversarial Estimate of Habituated Perceptual Entropy in entviz and SSH Randomart | https://dhh1128.github.io/papers/m-glance.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-15 | 2026-06-22 | 2026 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2026 paper by Daniel Hardman estimating, from an attacker's side, how many bits a habituated glance at an entviz figure or an SSH randomart image actually checks, using a certified reimplementation of the renderer and a grinder that counts the hashing work to forge each channel. It reports a curve rather than a single figure and states that all perceptual tolerances are modeled, not measured on people. It is for designers of human verification of keys and identifiers. | Daniel Hardman | 1.3 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| hardman-amplifying-difference-perceptual-design | Papers and paper collections paper | Amplifying Difference: Perceptual Design and Verification of Human-Centric Entropy Visualizations | https://dhh1128.github.io/papers/amp-diff.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-15 | 2026-06-22 | 2026 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2026 paper by Daniel Hardman analyzing entviz, an algorithm that renders a high-entropy value such as a key fingerprint as layered perceptual channels so an untrained person can tell whether two values match. It sets out a channel-by-channel perceptual-entropy budget, distinguishes human-centric authentication visualization from machine perceptual hashing, and proposes a commit-and-reveal comparison walk, noting that the budget is an analytic estimate. It is for designers of key and identifier verification. | Daniel Hardman | 1.3 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| papers-revocation | Papers and paper collections paper | Revocation | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/Revocation.md | Samuel M. Smith (attributed by the repository; the document names no author) | changed within the last six months, or a live service active | 2026-10-15 | 2026-06-13 | 2026 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A white paper exploring design trade-offs for dynamic revocation of verifiably issued digital entitlements in SEDI (State Endorsed Digital Identity), comparing bare attached signatures with anchors in verifiable data structures, framing goals of citizen control, control over value and privacy, and proposing bulk issuance with per-issuance registries. For policy makers and architects of government digital identity. | Samuel M. Smith (attributed by the repository; the document names no author) | 0.4 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | Revocation research/papers/papers-revocation | 1 | 1 | |||||||||||||||||
| hardman-progressive-assurance-flexible-organizational | Papers and paper collections paper | Progressive Assurance: Flexible Organizational Identity in the Digital Economy | https://dhh1128.github.io/papers/prog-a.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-15 | 2026-05-05 | 2026 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2026 paper by Daniel Hardman proposing a Progressive Assurance Model for organizational identity: four levels of control assurance (LoA 0 to LoA 3) built on one KERI identifier and one ACDC credential schema, bridging X.509 certificates and the verifiable Legal Entity Identifier (vLEI). It compares the model with X.509, platform badges and STIR/SHAKEN and treats ACDCs as foundational evidence and SD-JWTs as derivative presentations. It is for people designing or choosing organizational identity. | Daniel Hardman | 0.9 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | Progressive Assurance: Flexible Organizational Identity in the Digital Economy research/papers/hardman-progressive-assurance-flexible-organizational | 1 | 1 | |||||||||||||||||
| hardman-what-does-telco-need-requirements-for-organizational | Papers and paper collections paper | What Does Telco Need? Requirements for Organizational Identity Evidence | https://dhh1128.github.io/papers/telco-ev-reqs.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2026-03-11 | 2026 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2026 position paper by Daniel Hardman setting out requirements for an evidence layer for organizational identity, authority and accountability in telecommunications. It proposes five essential properties and an appendix of detailed requirements, non-goals and evaluation questions, as a fair test for candidate architectures rather than a comparison of them. For standards participants, operators and regulators evaluating proposals. | Daniel Hardman | 1.0 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | What Does Telco Need? Requirements for Organizational Identity Evidence research/papers/hardman-what-does-telco-need-requirements-for-organizational | 1 | 1 | |||||||||||||||||
| hardman-who-is-signing | Papers and paper collections paper | Who Is Signing? | https://dhh1128.github.io/papers/who-sign.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2026-02-07 | 2026 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A short 2026 analysis by Daniel Hardman arguing that the question of who is signing rarely has one answer, because signatures sit where keys, delegation, intent, governance and accountability meet. It offers a lifecycle view (issuers, subjects, delegated signers), notes that multisignature identifiers can make governance inspectable, and ends with a richer set of questions for verifiers. | Daniel Hardman | 1.0 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | Who Is Signing? research/papers/hardman-who-is-signing | 1 | 1 | |||||||||||||||||
| hardman-signing-doesnt-always-claim-authorship | Papers and paper collections paper | Signing Doesn’t Always Claim Authorship | https://dhh1128.github.io/papers/sign-author.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2026-02-07 | 2026 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A short 2026 analysis by Daniel Hardman questioning the assumption, common in decentralized identity, that a digital signature claims authorship. It gives everyday counterexamples, sets out what a digital signature does and does not prove, and draws a practical lesson for specifications and verifiers. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| hardman-comparison-acdcs-and-merkle-tree-certificates | Papers and paper collections paper | Comparison: ACDCs and Merkle Tree Certificates | https://dhh1128.github.io/papers/acdc-and-mtc.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-15 | 2026-01-06 | 2026 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A paper by Daniel Hardman comparing Authentic Chained Data Containers (ACDCs), with the Key Event Receipt Infrastructure (KERI), and Merkle Tree Certificates (MTCs), a proposed evolution of the web public key infrastructure (WebPKI). It is organized by function: what each commits to and proves, freshness and revocation, operational cost, post-quantum readiness and standardization. It states that it is not a bake-off and is written for readers fluent in one of the two worlds. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | Comparison: ACDCs and Merkle Tree Certificates research/papers/hardman-comparison-acdcs-and-merkle-tree-certificates | 1 | 1 | |||||||||||||||||
| papers-acdc-affordances-confidential-data-protection | Papers and paper collections paper | ACDC Affordances for Confidential (Sensitive) Data Protection and Management | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/ACDCConfidentialDataManagement.md | Samuel M. Smith (attributed by the repository; the document names no author) | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2026-01 | 2026 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A short working paper arguing that data shared over the internet should be managed under established confidential-data practices rather than the label of privacy, and that the graduated disclosure mechanisms of Authentic Chained Data Containers (ACDCs) support those practices. It sets out a three-party model of data sharing and ends with draft notes on bulk issuance using blinded sparse Merkle trees. For readers working on data governance and credential design. | Samuel M. Smith (attributed by the repository; the document names no author) | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | ACDC Affordances for Confidential (Sensitive) Data Protection and Management research/papers/papers-acdc-affordances-confidential-data-protection | 1 | 1 | ||||||||||||||||||
| hardman-authenticity-vs-veracity | Papers and paper collections paper | Authenticity vs. Veracity | https://dhh1128.github.io/papers/authenticity-vs-veracity.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2025-12-28 | 2025 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A short 2025 analysis by Daniel Hardman distinguishing authenticity (truth of origin) from veracity (truth of content) in philosophy, law and digital identity, and arguing they must be treated as independent. It credits Samuel M. Smith and the KERI community for emphasizing the distinction in the KERI, ACDC and did:webs specifications, and notes that authenticity can be computed while veracity rests on reputation. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| hardman-analysis-of-did-cel-heartbeat-relevance-to-keri | Papers and paper collections paper | Analysis of did:cel Heartbeat: Relevance to KERI | https://dhh1128.github.io/papers/heartbeat-and-witnesses.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2025-12-20 | 2025 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A short 2025 analysis by Daniel Hardman of the heartbeat mechanism in the did:cel DID method, a periodic controller signature against retrograde (history-rewriting) attacks, and of whether KERI needs one. It concludes that KERI's pre-rotation and witness-based duplicity detection already cover the threat while allowing cold, offline keys. It is for readers comparing DID methods with KERI. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | Analysis of did:cel Heartbeat: Relevance to KERI research/papers/hardman-analysis-of-did-cel-heartbeat-relevance-to-keri | 1 | 1 | |||||||||||||||||
| hardman-a-primer-on-keri-acdcs-and-cesr | Papers and paper collections paper | A Primer on KERI, ACDCs, and CESR | https://dhh1128.github.io/papers/keri-primer.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-15 | 2025-12-19 | 2025 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | An introductory paper by Daniel Hardman that explains the three layers of the KERI suite: Key Event Receipt Infrastructure (KERI) for identifiers and key state, Authentic Chained Data Containers (ACDCs) for verifiable data, and Composable Event Streaming Representation (CESR) for encoding. It starts from the weaknesses of administrative public key infrastructure (PKI) and walks through each layer's mechanisms with worked examples. Written for engineers and technically literate readers new to the suite. | Daniel Hardman | 1.2 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | A Primer on KERI, ACDCs, and CESR research/papers/hardman-a-primer-on-keri-acdcs-and-cesr | 1 | 1 | |||||||||||||||||
| hardman-intent-and-boundaries-a-framework-for-digital-agency | Papers and paper collections paper | Intent and Boundaries: A Framework for Digital Agency | https://dhh1128.github.io/papers/intent-monograph.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2025-12-11 | 2025 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2025 paper by Daniel Hardman defining a model of intent and introducing intent boundaries, the points where an observer's knowledge of an actor's purpose becomes inadequate, with four design principles (recognize, move, peek across, never sneak across). It draws on bioethics, psychology and design theory and is aimed at system designers, particularly of agentic AI. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| hardman-syntelos-a-hierarchical-taxonomy-of-intent | Papers and paper collections paper | Syntelos: A Hierarchical Taxonomy of Intent in Digital Interactions | https://dhh1128.github.io/papers/syntelos.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2025-12-11 | 2025 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2025 paper by Daniel Hardman proposing Syntelos, a hierarchical, machine-readable taxonomy of the intent (telos) of interactions, rooted in shared outcomes and drawing on Activity Theory and commitment protocols, for constraining delegation and negotiating interactions between human and AI agents. It surveys existing standards (industry and commodity codes, agent communication languages, Schema.org, privacy vocabularies, IEEE 7012) and proposes top-level categories such as /relate, /share, /trade and /govern. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| lfdt-keri-and-key-deck | Papers and paper collections paper | KERI and Key: how I learned to stop worrying and love the log (LF Decentralized Trust deck) | https://www.lfdecentralizedtrust.org/hubfs/KERI%20and%20Key%20(1).pdf | LF Decentralized Trust (author not on the file) | changed within the last six months, or a live service active | 2026-10-21 | 2025-11-26 | 2025 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A slide deck motivating KERI through global fraud, zero trust and certificate transparency, with GLEIF's use as the example; the first slides were read on 21 October 2026. | 1 | 0 | |||||||||||||||||||||
| hardman-acdcs-and-w3c-vcs-lossless-vs-lossy | Papers and paper collections paper | ACDCs and W3C VCs: Lossless vs. Lossy | https://dhh1128.github.io/papers/acdc-vc-diff.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2025-11-24 | 2025 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | An article by Daniel Hardman comparing Authentic Chained Data Containers (ACDCs) with the W3C Verifiable Credentials (VC) data model through an analogy to lossless and lossy media formats. It names six kinds of information it says VCs discard and ACDCs keep, describes where lossy formats fit, and cites the vLEI system and the Verifiable Voice Protocol as production uses. For architects choosing a credential format. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | ACDCs and W3C VCs: Lossless vs. Lossy research/papers/hardman-acdcs-and-w3c-vcs-lossless-vs-lossy | 1 | 1 | |||||||||||||||||
| papers-acdc-static-age-predicate-proof-smt | Papers and paper collections paper | ACDC with Static Age Predicate Proof SMT | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/ACDC_AgePredicate_SMT.md | Samuel M. Smith (attributed by the repository; the document names no author) | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2025-11-07 | 2025 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A design paper proposing a proof-of-age mechanism for Authentic Chained Data Containers (ACDCs) using a precomputed, static sparse Merkle tree (SMT) of age predicates held in the holder's wallet, as an alternative to blindable state registries or unlinkable zero-knowledge-proof (ZKP) predicate proofs, which it argues prevent detection of issuer key compromise. It covers SMT construction, the full suite of age predicates, usage and social engineering attacks. | Samuel M. Smith (attributed by the repository; the document names no author) | 1.7 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | ||||||||||||||||||
| kerione-keris-strategy-for-post-quantum-security | Papers and paper collections paper | KERI's Strategy for Post-Quantum Security | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/KeriStrategyPostQuantumSecurity.pdf | Daniel Hardman (Provenant); Sam Smith, PhD (Prosapien) | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2025-10 | 2025 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A ten-page white paper explaining how KERI addresses two quantum threats: a surprise quantum attack on signing keys, met by pre-rotation behind hash digests, and harvest-now-decrypt-later attacks on confidentiality, left to the application layer through out-of-band key exchange or hybrid key encapsulation. It places this within NIST's post-quantum timeline and argues for crypto-agility, for decision makers and practitioners. | Daniel Hardman (Provenant); Sam Smith, PhD (Prosapien) | keri.one KERI Resources page keri-one-resources | KERI's Strategy for Post-Quantum Security research/papers/kerione-keris-strategy-for-post-quantum-security | 1 | 1 | ||||||||||||||||||
| kerione-keri-white-paper | Papers and paper collections paper | Key Event Receipt Infrastructure (KERI) Design | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/KERI_WP_2.x.web.pdf | Samuel M. Smith, Ph.D. | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2025-09-14 | 2025 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | The founding white paper for KERI (Key Event Receipt Infrastructure), now at version 2.63, presenting self-certifying autonomic identifiers, key pre-rotation, key event logs and witnessed receipts as a decentralized key management infrastructure and candidate trust spanning layer for the internet. It covers the theory, event semantics, operational modes, witness agreement, derivation codes and serialization in 142 pages, for readers who want the full design rationale. | Samuel M. Smith, Ph.D. | v2.63 (original 2019-07-03) | keri.one KERI Resources page keri-one-resources | Key Event Receipt Infrastructure (KERI) Design research/papers/kerione-keri-white-paper | 1 | 1 | |||||||||||||||||
| kerione-universal-identifier-theory | Papers and paper collections paper | Universal Identifier Theory | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/IdentifierTheory_web.pdf | Samuel M. Smith, Ph.D. | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2025-09-14 | 2025 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 40-page white paper presenting a unified model of identifiers in which cryptographic autonomic identifiers (AIDs) provide trust domains that legitimize human-meaningful identifiers (LIDs), expressed as the aid|lid couplet. It covers trust bases, separable roots of trust, key rotation versus statement revocation, multi-valent key management, promulgation, verifiable credential issuance and verifiable algorithms for LID issuance, for identifier system designers. | Samuel M. Smith, Ph.D. | v1.40 (original 2020-10-20) | keri.one KERI Resources page keri-one-resources | Universal Identifier Theory research/papers/kerione-universal-identifier-theory | 1 | 1 | |||||||||||||||||
| papers-acdc-examples | Papers and paper collections paper | Examples | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/Examples.md | Samuel M. Smith (attributed by the repository; the document names no author) | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2025-09 | 2025 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A collection of worked Authentic Chained Data Container (ACDC) examples in JSON: a composed schema supporting compact and uncompacted private ACDCs, compact public and private ACDCs, and edge section examples (two edges, nested edge groups, compact public edge sections) with a summary of default edge operators. For ACDC implementers. | Samuel M. Smith (attributed by the repository; the document names no author) | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | |||||||||||||||||||
| hardman-the-evidence-lifecycle-in-telco | Papers and paper collections paper | The Evidence Lifecycle in Telco | https://dhh1128.github.io/papers/ev-life.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2025-08-07 | 2025 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | An article by Daniel Hardman on how evidence about a business is created, assembled and used in telecommunications calls: identity, phone-number rights, brand rights and delegation credentials, collected into a dossier. It follows a business-to-consumer call under the Verifiable Voice Protocol (VVP). For readers in telecommunications new to verifiable evidence. | Daniel Hardman | 1.0 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| hardman-intent-and-boundaries | Papers and paper collections paper | Intent and Boundaries | https://dhh1128.github.io/papers/intent-boundaries.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2025-06-20 | 2025 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2025 article by Daniel Hardman on intent in digital systems, setting out a mental model of intent and boundaries and four principles: recognize boundaries, consider moving rather than crossing them, consider peeking across them, and never sneak across them. It argues that respecting these boundaries preserves user agency and trust. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| papers-keri-architectures-for-group-issuance-kagi | Papers and paper collections paper | KERI Architectures for Group Issuance (KAGI) | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/KERIArchGroupIssuance.md | Samuel M. Smith (attributed by the repository; the document names no author) | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2025-02 | 2025 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A design discussion of architectures for issuing Authentic Chained Data Containers (ACDCs) from groups of controllers with the KERI stack, centered on group multi-signature identifiers, the KERI Request Authentication Method (KRAM) and the Issuance and Presentation Exchange (IPEX) protocol. It recommends implementing full KRAM and describes agent-delegated negotiation, anchoring instead of signing, and joint issuance. For implementers of keripy and related libraries. | Samuel M. Smith (attributed by the repository; the document names no author) | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | KERI Architectures for Group Issuance (KAGI) research/papers/papers-keri-architectures-for-group-issuance-kagi | 1 | 1 | ||||||||||||||||||
| hardman-bytewise-and-externalized-saids | Papers and paper collections paper | Bytewise and Externalized SAIDs | https://dhh1128.github.io/papers/bes.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2024-08-01 | 2024 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2024 paper by Daniel Hardman defining two algorithms that extend CESR self-addressing identifiers (SAIDs) to arbitrary files treated as byte streams: one embeds the SAID at a delimited insertion point in the file, the other places it in a file name constrained by an instruction inside the file. It gives ABNF and regex syntax, a threat model, and a pointer to a Python reference implementation, and is for implementers bringing documents and media into authenticated data graphs. | Daniel Hardman | 1.6 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | Bytewise and Externalized SAIDs research/papers/hardman-bytewise-and-externalized-saids | 1 | 1 | |||||||||||||||||
| hardman-zooko-and-houdini-a-flatland-parable | Papers and paper collections paper | Zooko and Houdini: A Flatland Parable | https://dhh1128.github.io/papers/zh.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2024-06-20 | 2024 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A primer by Daniel Hardman that uses a Flatland parable to argue that Zooko's triangle (an identifier can be at most two of secure, decentralized and human-friendly) dissolves once human-friendliness is treated as local to each user, like entries in an address book. It recommends discovering identifiers through attributes people choose and resolving to secure, decentralized identifiers when a protocol runs. For readers thinking about identifier naming and usability. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| hardman-the-coming-tsunami-of-falsehood | Papers and paper collections paper | The Coming Tsunami of Falsehood | https://dhh1128.github.io/papers/ctf.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2024-06-01 | 2024 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A guidance letter by Daniel Hardman warning that artificial intelligence will amplify deception through deep fakes, targeted scams and automated character assassination. It recommends that individuals become careful truth-hearers and truth-tellers, prove the authenticity of their communications, value reliable sources and clarify what they know. Written for a general audience; it does not discuss KERI. | Daniel Hardman | 1.0 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| papers-cesr-performance | Papers and paper collections paper | CESR Performance | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/CESR_Perf.md | Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2024-04-14 | 2024 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | Working notes titled CESR Performance by Samuel M. Smith: fragments comparing key encodings (JWK and COSE examples) and a function and example for annotating and de-annotating Composable Event Streaming Representation (CESR) streams, shown on a KERI version 2 inception event. For CESR implementers. | Samuel M. Smith | 0.0.1 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | ||||||||||||||||||
| kerione-enhancing-security-user-centered-auth-keri | Papers and paper collections paper | Enhancing Security in User-Centered Authentication Using KERI | https://www.computer.org/csdl/proceedings-article/pdp/2024/630700a161/1Wa9T07An0k | B. Boi; M. De Santis; C. Esposito | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2024 | 2024 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | needs a free account or membership (a wiki login, a Discord invite) account | An academic conference paper in the IEEE proceedings of PDP 2024 (DOI 10.1109/PDP62718.2024.00030) that, according to its abstract, examines integrating KERI into self-sovereign identity (SSI) to make user-centric authentication more resilient without a blockchain, since the keys used to generate proofs are not exchanged. The full text was not read. | B. Boi; M. De Santis; C. Esposito | keri.one KERI Resources page keri-one-resources | 1 | 0 | |||||||||||||||||||
| hardman-big-desks-and-little-people | Papers and paper collections paper | Big Desks and Little People | https://dhh1128.github.io/papers/bdlp.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2023-05-01 | 2023 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A position paper by Daniel Hardman arguing that common architectural patterns in digital trust, such as client-server APIs and business process workflows, entrench a power imbalance between institutions ('big desks') and individuals ('little people'). It asks that decentralized identity designs let individuals take part in trusted interactions without being clients of institutional servers. For architects and governance designers in decentralized identity. | Daniel Hardman | 1.0 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| kerione-secure-privacy-authenticity-and-confidentiality-spac | Papers and paper collections paper | Secure Privacy, Authenticity, and Confidentiality (SPAC) | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/SPAC_Message.md | Samuel M. Smith, Ph.D. | changed within the last six months, or a live service active | 2026-10-14 | 2023-03-25 | 2023 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A white paper, in Markdown on GitHub, that sets out the PAC (privacy, authenticity, confidentiality) trilemma and designs messaging protocols that give the best privacy possible given the strongest authenticity and confidentiality, using KERI autonomic identifiers and a modified ESSR (Encrypt Sender, Sign Receiver) construction. It covers threat models, relationship formation, intermediaries, interaction contexts and a CESR encoding, and is aimed at protocol designers. | Samuel M. Smith, Ph.D. | 0.5.3 | keri.one KERI Resources page keri-one-resources | Secure Privacy, Authenticity, and Confidentiality (SPAC) research/papers/kerione-secure-privacy-authenticity-and-confidentiality-spac | 1 | 1 | |||||||||||||||||
| hardman-sentries-confessionals-vaults-and-envelopes | Papers and paper collections paper | Sentries, Confessionals, Vaults, and Envelopes | https://dhh1128.github.io/papers/svce.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2023-01-18 | 2023 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2023 primer by Daniel Hardman that uses a medieval metaphor to distinguish four decentralized identity technologies often treated as rivals: OpenID Connect (OIDC), the Credential Handler API (CHAPI), Decentralized Web Nodes (DWNs) and DIDComm. It argues that they solve different problems and that interoperability work should draw boundaries between them rather than unify them. For people working in self-sovereign identity (SSI) and adjacent standards. | Daniel Hardman | 1.0 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | Sentries, Confessionals, Vaults, and Envelopes research/papers/hardman-sentries-confessionals-vaults-and-envelopes | 1 | 1 | |||||||||||||||||
| hardman-actors-objects-and-linked-data | Papers and paper collections paper | Actors, Objects, and Linked Data | https://dhh1128.github.io/papers/aold.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2022-11-16 | 2022 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A position paper by Daniel Hardman arguing that data about people is ethically special and that binding W3C Verifiable Credentials to Linked Data through a required @context grafts human subjects into a global semantic graph built for correlation. It recommends making @context optional, at least for credentials about people. For participants in verifiable credential standards. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| papers-vc-spec-enhancement-strategy-proposal | Papers and paper collections paper | VC Spec Enhancement Strategy Proposal | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/VC_Enhancement_Strategy.md | Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2022-04-04 | 2022 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A position paper on strategy for the W3C Verifiable Credentials (VC) specification, arguing that Linked Data (JSON-LD/RDF) is a barrier to VC adoption and that a JSON Schema based VC specification with self-addressing identifiers (SAIDs) should be the primary path, with sections on semantic interoperability, labeled property graphs, immutable schemas and canonicalization. For participants in credential standards work. | Samuel M. Smith | 1.2.8 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | ||||||||||||||||||
| papers-xora-exclusive-or-accumulator | Papers and paper collections paper | XORA (Exclusive Or Accumulator) | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/XORA.md | Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2022-02 | 2022 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A short paper describing XORA, an exclusive-or accumulator for blinding digests, covering information-theoretic and perfect security, cryptographic strength, one-time-pad blinding, properties of XOR, its use as a cryptographic accumulator, and confidentiality-preserving disclosure mechanisms for Authentic Chained Data Containers (ACDCs) such as hidden-attribute ACDCs. For cryptography-minded implementers. | Samuel M. Smith | 0.04 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | ||||||||||||||||||
| hardman-security-silos-and-sovereignty | Papers and paper collections paper | Security, Silos, and Sovereignty | https://dhh1128.github.io/papers/sss.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2021-03-12 | 2021 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2021 analysis by Daniel Hardman asking what makes decentralized identifiers (DIDs) and DIDComm worth adopting when secure messaging already exists. Starting from losing a Signal account with a phone number, it argues that the benefit is not encryption but a portable trust context that can move across transports and devices without correlation, which the author calls self-sovereign security. | Daniel Hardman | 1.0 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| kerione-keridemlia-a-discovery-mechanism-for-keri | Papers and paper collections paper | Keridemlia: A Discovery Mechanism for KERI | https://github.com/ryanwwest/papers/blob/master/whitepapers/keridemlia.pdf | Ryan W. West; Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2021-02 | 2021 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A paper by Ryan W. West and Samuel M. Smith describing Keridemlia, a prototype discovery service for KERI that maps autonomic identifiers (AIDs) to their witnesses' identifiers and witness identifiers to IP addresses, using the Kademlia distributed hash table (DHT). It covers the design, a four-endpoint HTTP API, verification of published data, and planned optimizations. For developers interested in locating KERI identifiers in indirect mode. | Ryan W. West; Samuel M. Smith | keri.one KERI Resources page keri-one-resources | Keridemlia: A Discovery Mechanism for KERI research/papers/kerione-keridemlia-a-discovery-mechanism-for-keri | 1 | 1 | ||||||||||||||||||
| papers-keridemlia-a-discovery-mechanism-for-keri | Papers and paper collections paper | Keridemlia: A Discovery Mechanism for KERI | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/keridemlia.pdf | Ryan W. West; Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2021-02 | 2021 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A short paper describing Keridemlia, a prototype discovery service for KERI that maps controller identifiers to witness identifiers and witnesses to IP addresses using a modified Kademlia distributed hash table, with its design, API, verification approach, optimizations and related work. | Ryan W. West; Samuel M. Smith | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | Keridemlia: A Discovery Mechanism for KERI research/papers/papers-keridemlia-a-discovery-mechanism-for-keri | 1 | 1 | ||||||||||||||||||
| hardman-a-call-for-reciprocal-negotiated-accountability | Papers and paper collections paper | A Call for Reciprocal Negotiated Accountability | https://dhh1128.github.io/papers/crna.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2021-01-15 | 2021 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A position paper by Daniel Hardman rejecting the assumed tradeoff between privacy and oversight. It sketches three techniques for what it calls reciprocal negotiated accountability: watermarks binding terms of service to shared data, provisional anonymity backed by verifiable encryption and escrow, and opt-in front-door decryption keys. For readers working on privacy, lawful access and self-sovereign identity. | Daniel Hardman | 1.1 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| kerione-acdc-white-paper | Papers and paper collections paper | Authentic Chained Data Containers (ACDC) | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/ACDC.web.pdf | Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2021-01-14 | 2021 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | Samuel M. Smith's 2021 white paper defining authentic chained data containers (ACDCs) as authentic data containers carrying authentic provenance chains, for data supply chains and rich authorization. It evaluates whether the W3C Verifiable Credential standard could be extended to serve as the concrete implementation and how ZCAP-LD compares, and works through a purchasing-authorization use case. Background on the origins of ACDC rather than the current specification. | Samuel M. Smith | v1.03 | keri.one KERI Resources page keri-one-resources | Authentic Chained Data Containers (ACDC) research/papers/acdc-white-paper | 1 | 1 | |||||||||||||||||
| kerione-manning-ssi-book-chapter-10 | Papers and paper collections paper | 10 Decentralized key management | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/10-ssi-key-management.pdf | Dr. Sam Smith (chapter author); Manning Publications Co. (publisher) | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2020-10 | 2020 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | Chapter 10, 'Decentralized key management', from a Manning book on self-sovereign identity (SSI), written by Sam Smith and posted as a 38-page pre-production manuscript. It covers why key management is hard, conventional standards, roots of trust, decentralized key management, ledger-based and peer DID methods, and closes with a section summarizing KERI's architecture, for readers new to the subject. | Dr. Sam Smith (chapter author); Manning Publications Co. (publisher) | keri.one KERI Resources page keri-one-resources | 10 Decentralized key management research/papers/kerione-manning-ssi-book-chapter-10 | 1 | 1 | ||||||||||||||||||
| kerione-quantum-secure-dids | Papers and paper collections paper | Quantum Secure DIDs | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/quantum-secure-dids.pdf | Carsten Stöcker (Spherity GmbH); Samuel M. Smith (ProSapien LLC); Juan Caballero (Spherity GmbH) | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2020-07-09 | 2020 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A Rebooting the Web of Trust (RWOT) community paper on making a DID method resistant to quantum attack with existing signing and hashing primitives. It proposes publishing only hashes of public keys and rotating keys after every signing operation, and points to KERI's pre-rotation as one way to do so. For designers of DID methods and decentralized identity systems. | Carsten Stöcker (Spherity GmbH); Samuel M. Smith (ProSapien LLC); Juan Caballero (Spherity GmbH) | 1.0 | keri.one KERI Resources page keri-one-resources | Quantum Secure DIDs research/papers/kerione-quantum-secure-dids | 1 | 1 | |||||||||||||||||
| hardman-dangerous-half-truth-of-well-be-correlated-anyway | Papers and paper collections paper | The Dangerous Half-Truth of “We’ll Be Correlated Anyway” | https://dhh1128.github.io/papers/wbca.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2020-04-05 | 2020 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2020 analysis by Daniel Hardman rebutting the argument that resisting correlation of verifiable credentials is futile. It reframes the question around how expensive correlation is, who can perform it, when, how completely, and how much control the subject keeps, and argues that non-correlating credentials shift each of these in the holder's favor. | Daniel Hardman | 1.0 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | 1 | 0 | ||||||||||||||||||
| papers-keri-design-and-build-v1-62 | Papers and paper collections paper | Key Event Receipt Infrastructure (KERI) Design and Build | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/keri_archive/KERI_WP_1.62_Web.pdf | Samuel M. Smith | replaced by a named successor; kept for history superseded | 2026-10-15 | 2020-02-11 | 2020 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | Version 1.62 (2020/02/11) of the KERI white paper, presenting a decentralized key management infrastructure (DKMI) built on key pre-rotation and witnessed key event receipt logs, with direct and indirect trust modes. Archived; kept for history. | Samuel M. Smith | 1.62 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | ||||||||||||||||||
| kerione-decentralized-identity-as-a-meta-platform-how | Papers and paper collections paper | Decentralized Identity as a Meta-platform: How Cooperation Beats Aggregation | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/CooperationBeatsAggregation.pdf | Michael Shea; Samuel M. Smith; Carsten Stöcker; Juan Caballero (editor); Matt G. Condon | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2019-11-19 | 2019 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A Rebooting the Web of Trust IX white paper arguing that an open decentralized identity framework can act as a meta-platform whose cooperating networks gain more value than competing, aggregating platforms. It covers network scaling laws, trust as a transaction cost, competition at the edge of a meta-platform, and identity for things in a circular economy. An economic argument for business and policy readers; it does not discuss KERI by name. | Michael Shea; Samuel M. Smith; Carsten Stöcker; Juan Caballero (editor); Matt G. Condon | 1.6 | keri.one KERI Resources page keri-one-resources | Decentralized Identity as a Meta-platform: How Cooperation Beats Aggregation research/papers/kerione-decentralized-identity-as-a-meta-platform-how | 1 | 1 | |||||||||||||||||
| papers-alice-attempts-to-abuse-a-verifiable-credential | Papers and paper collections paper | Alice Attempts to Abuse a Verifiable Credential | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/alice-attempts-abuse-verifiable-credential.pdf | P. Dingle; S. Hammann (lead author); D. Hardman; C. Winczewski; S. Smith | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2019-11-19 | 2019 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A Rebooting the Web of Trust (RWOT) IX white paper (Prague, 2019) that uses a fictional prescription scenario to examine fraud by a malicious holder against verifiable credentials, comparing traditionally signed and zero-knowledge proof credentials, with best practices for verifiers and a survivability perspective. | P. Dingle; S. Hammann (lead author); D. Hardman; C. Winczewski; S. Smith | 1.0 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | Alice Attempts to Abuse a Verifiable Credential research/papers/papers-alice-attempts-to-abuse-a-verifiable-credential | 1 | 1 | |||||||||||||||||
| papers-keri-design-and-build-v1-6 | Papers and paper collections paper | Key Event Receipt Infrastructure (KERI) Design and Build | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/keri_archive/KERI_WP_1.6_Web.pdf | Samuel M. Smith (ConsenSys Inc.) | replaced by a named successor; kept for history superseded | 2026-10-15 | 2019-07-03 | 2019 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | Version 1.6 (2019/07/03) of the KERI white paper presenting a decentralized key management infrastructure (DKMI) built on key pre-rotation and witnessed key event receipt logs. Archived; kept for history. | Samuel M. Smith (ConsenSys Inc.) | 1.6 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | ||||||||||||||||||
| papers-hub-2-5-token-model | Papers and paper collections paper | Hub 2.5-Token Model | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/hub-dual-token-model.pdf | Samuel M. Smith; Eric Ly | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2019-05-14 | 2019 | practitioner | a company's account of its own product or deployment vendor-reported | anyone with the link public | A 2019 paper describing the token model of Hub, a decentralized trust network based on its Human Trust Protocol: a store-of-value token, a closed medium-of-exchange token used as trust stakes and rewards, and fiat. Not about KERI; of historical interest only. | Samuel M. Smith; Eric Ly | 1.0 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | ||||||||||||||||||
| hardman-three-dimensions-of-identity | Papers and paper collections paper | Three Dimensions of Identity | https://dhh1128.github.io/papers/3dim.html | Daniel Hardman; Jason Law | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2019-01-29 | 2019 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2019 article by Daniel Hardman and Jason Law that models digital identity along three dimensions: relationships, attributes and agents. It examines the planes formed by each pair and argues that identity systems should model all three and then automate away what a context does not need. It predates KERI and draws its examples from self-sovereign identity (SSI), Sovrin and Hyperledger Indy. | Daniel Hardman; Jason Law | 1.0 | Codecraft Papers (Daniel Hardman's paper archive) hardman-papers | Three Dimensions of Identity research/papers/hardman-three-dimensions-of-identity | 1 | 1 | |||||||||||||||||
| kerione-a-did-for-everything | Papers and paper collections paper | A DID for Everything | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/A_DID_for_everything.pdf | Shaun Conway; Andrew Hughes; Moses Ma; Jack Poole; Martin Riedel; Samuel M. Smith; Carsten Stöcker | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2019-01-17 | 2019 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A Rebooting the Web of Trust VII white paper, subtitled "Attribution, Verification and Provenance for Entities and Data Items", that extends decentralized identifiers from people to any entity, including machines, locations, events and data items. It proposes chaining signed decentralized autonomic data (DAD) items to prove the provenance of a data flow. For architects of identity, Internet of Things and data-provenance systems. | Shaun Conway; Andrew Hughes; Moses Ma; Jack Poole; Martin Riedel; Samuel M. Smith; Carsten Stöcker | 1.0 | keri.one KERI Resources page keri-one-resources | A DID for Everything research/papers/kerione-a-did-for-everything | 1 | 1 | |||||||||||||||||
| papers-difuon-fog-market-and-technology-opportunity | Papers and paper collections paper | Difuon Fog: Decentralized Federated Ephemeral Edge Computing Platform: Market and Technology Opportunity | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/DifuonOpportunityWP.pdf | Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2018-11-30 | 2018 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2018 white paper describing the market and technology opportunity for Difuon Fog, a proposed decentralized, federated, ephemeral edge (fog) computing platform and marketplace for data integration and analysis across Internet of Things (IoT) devices. Not about KERI; of historical interest only. | Samuel M. Smith | 0.1 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | ||||||||||||||||||
| papers-difuon-fog-dual-tokenomics | Papers and paper collections paper | Difuon Fog: Dual Tokenomics: Redemptive Benefit Token | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/DifuonTokenomicsWP.pdf | Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2018-11-29 | 2018 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2018 white paper describing a dual utility token model for the Difuon Fog platform: a medium-of-exchange token for stable, low-friction transactions and a store-of-value 'redemptive benefit token' designed to limit downward volatility and reward participation. Not about KERI; of historical interest only. | Samuel M. Smith | 1.3 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | ||||||||||||||||||
| papers-decentralized-identity-and-reputation | Papers and paper collections paper | Decentralized Identity and Reputation | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/IdentityAndReputation.md | Samuel M. Smith (attributed by the repository; the document names no author) | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2018-10 | 2018 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A one-paragraph note about two talks given at a 'Portugal retreat', one on types of artificial intelligence useful for reputation systems and decentralized autonomous organizations, and one on reputation and two-sided networks, arguing that decentralized identity is the foundation for decentralized reputation. Predates KERI. | Samuel M. Smith (attributed by the repository; the document names no author) | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | |||||||||||||||||||
| kerione-decentralized-autonomic-data-dad-and-the-three-rs | Papers and paper collections paper | Decentralized Autonomic Data (DAD) and the three R's of Key Management | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/DecentralizedAutonomicData.pdf | Samuel M. Smith; Vishal Gupta | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2018-04-26 | 2018 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A Rebooting the Web of Trust VI white paper proposing decentralized autonomic data (DAD), self-identifying, self-certifying and self-securing data items tied to DIDs, and setting out minimally sufficient methods for key reproduction, rotation and recovery. Its basic pre-rotation scheme is an early form of the pre-rotation later used in KERI. For implementers of identity and streaming-data systems. | Samuel M. Smith; Vishal Gupta | keri.one KERI Resources page keri-one-resources | Decentralized Autonomic Data (DAD) and the three R's of Key Management research/papers/kerione-decentralized-autonomic-data-dad-and-the-three-rs | 1 | 1 | ||||||||||||||||||
| papers-did-revision-proposal | Papers and paper collections paper | DID Revision Proposal | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/DIDRevised.md | Samuel M. Smith (attributed by the repository; the document names no author) | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2017-11 | 2017 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2017 proposal for modifying the W3C Decentralized Identifier (DID) specification so that key management is a first-order feature and existing URL parsing tools can be reused. It compares URL and DID ABNF syntax, discusses DID fragments, self-certifying data, operations and hierarchical deterministic key generation, and ends with an email exchange about DID path syntax. Predates KERI. | Samuel M. Smith (attributed by the repository; the document names no author) | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | 1 | 0 | |||||||||||||||||||
| papers-decentralized-self-certifying-self-identifying-data | Papers and paper collections paper | Decentralized Self-certifying Self-Identifing Data | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/SelfIdentifyingData.md | Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2017-10-27 | 2017 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2017 white paper on representing data items that carry their own self-certifying decentralized identifier (DID) and signature, covering HTTP signature headers, change detection, intelligent defaults and the four R's of key management, including an early description of key pre-rotation. Predates KERI. | Samuel M. Smith | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | Decentralized Self-certifying Self-Identifing Data research/papers/papers-decentralized-self-certifying-self-identifying-data | 1 | 1 | ||||||||||||||||||
| papers-many-cubed | Papers and paper collections paper | Many Cubed; Solving the Many-to-Many-to-Many Problem for Scalable Reliable Secure Distributed Internet Applications | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/ManyCubed.pdf | Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-10-15 | 2017-01-05 | 2017 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2017 white paper on designing secure, scalable distributed internet applications, arguing they must solve a 'many-to-many-to-many' problem in how components share information, setting out diffuse-trust perimeterless security principles, and proposing routed data flows over the RAET protocol. Predates KERI. | Samuel M. Smith | 1.1 | SmithSamuelM/Papers (whitepapers and presentations) smith-papers | Many Cubed; Solving the Many-to-Many-to-Many Problem for Scalable Reliable Secure Distributed Internet Applications research/papers/papers-many-cubed | 1 | 1 | |||||||||||||||||
| kerione-identity-system-essentials | Papers and paper collections paper | Identity System Essentials | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/Identity-System-Essentials.pdf | Samuel M. Smith (Evernym); Dmitry Khovratovich (Evernym) | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2016-03-29 | 2016 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 2016 white paper from Evernym describing the essential characteristics of an identity system that provides sovereignty, security and privacy, and defining identity from what such a system provides. It covers attribute exchange, least disclosure, cryptonymous identifiers, identity graphs, sovereignty, Byzantine fault tolerant ledgers and degrees of transaction privacy. It predates KERI and is background on the ideas it grew from. | Samuel M. Smith (Evernym); Dmitry Khovratovich (Evernym) | keri.one KERI Resources page keri-one-resources | Identity System Essentials research/papers/kerione-identity-system-essentials | 1 | 1 | ||||||||||||||||||
| kerione-open-reputation-framework | Papers and paper collections paper | Open Reputation Framework | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/open-reputation-low-level-whitepaper.pdf | Samuel M. Smith (The World Table) | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2015-05-13 | 2015 | implementer | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 40-page draft white paper from 2015 that proposes Open Reputation, an open source framework for generating, evaluating and disseminating reputation from reputational events ("reputes"). It gives a notional architecture and a formal specification of the repute data element, compares distributed consensus algorithms for trustworthy processing, and describes protocols for private transmission and storage of reputes. It predates KERI (Key Event Receipt Infrastructure) and is of interest for the history of the author's work on decentralized trust. | Samuel M. Smith (The World Table) | Draft Revision 1.2 | keri.one KERI Resources page keri-one-resources | Open Reputation Framework research/papers/kerione-open-reputation-framework | 1 | 1 | |||||||||||||||||
| kerione-open-reputation-the-decentralized-reputation-platfor | Papers and paper collections paper | Open Reputation: The Decentralized Reputation Platform | https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/open-reputation-high-level-whitepaper.pdf | Lincoln Cannon (The World Table) | no change in six to eighteen months; still correct quiet | 2026-10-14 | 2015-05-13 | 2015 | intro | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A 10-page high-level companion paper from 2015 describing Open Reputation as an open source decentralized platform that maps identity and reputation onto the Internet of Things, with pseudonymous identities gathering encrypted, shareable reputation in a public database anchored to a blockchain. Its sections cover open source, topology, identity, reputation, relation, decentralization and privacy. It is the non-technical counterpart to the Open Reputation Framework paper. | Lincoln Cannon (The World Table) | Draft Revision 1.1 | keri.one KERI Resources page keri-one-resources | Open Reputation: The Decentralized Reputation Platform research/papers/kerione-open-reputation-the-decentralized-reputation-platfor | 1 | 1 | |||||||||||||||||
| smith-papers | Papers and paper collections paper | SmithSamuelM/Papers (whitepapers and presentations) | https://github.com/SmithSamuelM/Papers | Samuel M. Smith | changed within the last six months, or a live service active | 2026-11-04 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | Samuel M. Smith's GitHub repository of white papers and presentations ("White Papers etc"), created in 2016 and still updated in 2026. Its whitepapers folder holds the KERI white papers, papers from Rebooting the Web of Trust, ACDC, Secure Privacy, Authenticity, Confidentiality (SPAC) and Trust Spanning Protocol (TSP) drafts, reputation papers and an archive of older KERI material; its presentations folder holds the slide decks listed on a separate card. A primary source for the theory behind the KERI Suite. | keri.one KERI Resources page keri-one-resources | 1 | 0 | ||||||||||||||||||||||
| keri-arxiv-2019 | Papers and paper collections paper | KERI, the 2019 paper (arXiv 1907.02143) | https://arxiv.org/abs/1907.02143 | Samuel M. Smith | no change in six to eighteen months; still correct quiet | 2026-11-04 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | 2019 | 0 | 0 | |||||||||||||||||||||||
| kerione-where-trust-bottoms-out | Papers and paper collections paper | Where Trust Bottoms Out: X.509, Certificate Transparency, and KERI's DPKI Architecture | https://dhh1128.github.io/papers/wtbo.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-14 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A paper by Daniel Hardman comparing Public Key Infrastructure (PKI) with Certificate Transparency (CT) and the Key Event Receipt Infrastructure (KERI) as a decentralized PKI. It sets out what CT and KERI share, where their roots of trust differ, KERI's own tradeoffs, and how each would handle the transition to post-quantum cryptography. For practitioners who know X.509 and want to place KERI against it. | Daniel Hardman | 1.9 (item CC-COM-260327) | keri.one KERI Resources page keri-one-resources | Where Trust Bottoms Out: X.509, Certificate Transparency, and KERI's DPKI Architecture research/papers/where-trust-bottoms-out | 1 | 1 | |||||||||||||||||||
| kerione-why-anchored-signatures | Papers and paper collections paper | Why Anchored Signatures? | https://dhh1128.github.io/papers/was.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-14 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A short paper by Daniel Hardman explaining why a bare digital signature is weak evidence once a key may be stolen or rotated, and how anchoring each signing event in a tamper-evident record of key state closes the window for backdated forgeries. It uses KERI key event logs and transaction event logs as the worked solution. For practitioners designing evidence that must survive key rotation. | Daniel Hardman | 1.1 (item CC-PRI-250201) | keri.one KERI Resources page keri-one-resources | Why Anchored Signatures? research/papers/why-anchored-signatures | 1 | 1 | |||||||||||||||||||
| kerione-why-x509-certs-should-be-secondary-evidence | Papers and paper collections paper | Why X509 Certs Should Be Secondary Evidence of Org Identity | https://dhh1128.github.io/papers/x509-prob.html | Daniel Hardman | changed within the last six months, or a live service active | 2026-10-14 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A position paper by Daniel Hardman arguing that X.509 certificates should be secondary, not primary, evidence of an organization's identity, with ACDCs (Authentic Chained Data Containers) such as vLEIs carrying the primary weight. It works through mismatched lifespans, opaque governance, the post-quantum path, single-key signing, missing pre-rotation, unsequenced signatures, maintenance, revocation and scale. For practitioners choosing evidence for organizational identity. | Daniel Hardman | 1.4 (item CC-POS-241104) | keri.one KERI Resources page keri-one-resources | Why X509 Certs Should Be Secondary Evidence of Org Identity research/papers/why-x509-certs-should-be-secondary-evidence | 1 | 1 | |||||||||||||||||||
| kerione-how-sd-jwt-and-acdc-are-similar-and-different | Papers and paper collections paper | How SD-JWT and ACDC are similar and different | https://dhh1128.github.io/papers/sdjwt-acdc.html | Daniel Hardman | no change in six to eighteen months; still correct quiet | 2026-10-14 | practitioner | an author's paper, deck, tutorial or post explaining the suite informative | anyone with the link public | A comparison by Daniel Hardman of SD-JWT (Selective Disclosure for JSON Web Tokens) and ACDC (Authentic Chained Data Containers): what they share, then how they differ in scope, identifiers, signing, chaining, serialization, origins and standards path. The author states that he is not a neutral source. For practitioners choosing a credential format. | Daniel Hardman | 1.0 (item CC-COM-241105) | keri.one KERI Resources page keri-one-resources | How SD-JWT and ACDC are similar and different research/papers/how-sd-jwt-and-acdc-are-similar-and-different | 1 | 1 |
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CREATE TABLE resources (id TEXT PRIMARY KEY, type TEXT REFERENCES types(id), name TEXT, url TEXT, maintainer TEXT,
status TEXT REFERENCES statuses(id), last_checked TEXT, date TEXT, year INTEGER, level TEXT REFERENCES levels(id),
evidence TEXT REFERENCES evidence(id), access TEXT REFERENCES access(id), abstract TEXT, authors TEXT, series TEXT,
chair TEXT, minutes TEXT, recording TEXT, media TEXT, decisions TEXT, version TEXT, language TEXT, license TEXT,
release TEXT, pushed TEXT, depends TEXT, since TEXT, via TEXT REFERENCES resources(id),
summary TEXT REFERENCES notes(path), note TEXT, has_abstract INTEGER, has_summary INTEGER,
kind TEXT REFERENCES kinds(id), sector TEXT REFERENCES sectors(id), country TEXT, products TEXT);