---
id: "finema-zkp-cl-signature"
type: "tutorial"
type_label: "Tutorials and posts"
title: "Minimal Disclosure of Identity with Zero-Knowledge Proof and CL-Signature"
maintainer: "Nuttawut Kongsuwan (Finema)"
authors:
  - "Nuttawut Kongsuwan"
date: "2020-04-06"
year: 2020
reading_level: "practitioner"
reading_level_label: "Practitioner"
reading_level_meaning: "architects, product people and adopters who know identity systems"
evidence: "informative"
evidence_meaning: "an author's paper, deck, tutorial or post explaining the suite"
status: "quiet"
status_meaning: "no change in six to eighteen months; still correct"
access: "public"
access_meaning: "anyone with the link"
topics:
  - "cryptography"
  - "comparisons"
roles:
  - "developer"
  - "security-architect"
  - "communications"
  - "researcher"
source_url: "https://medium.com/finema/minimal-disclosure-of-identity-with-zero-knowledge-proof-and-cl-signature-517ed2a61307"
source_license: null
source_license_note: "no license found on the page or its site (checked 2026-11-03); the author's copyright"
found_on: "kerisse"
kerisse_credit: true
abstract_license: "CC BY 4.0"
abstract_license_url: "https://creativecommons.org/licenses/by/4.0/"
abstract_attribution: "KSKB, the KERISuite Knowledge Base (https://kskb.dev/)"
last_checked: "2026-11-02"
kskb_url: "https://kskb.dev/cards/finema-zkp-cl-signature/"
kskb_app_url: "https://kskb.dev/#item/finema-zkp-cl-signature"
kskb_record_url: "https://kskb.dev/data/kskb/resources/finema-zkp-cl-signature"
kskb_markdown_url: "https://kskb.dev/export/cards/finema-zkp-cl-signature.md"
---

# Minimal Disclosure of Identity with Zero-Knowledge Proof and CL-Signature

A Finema article of April 2020 on minimal disclosure of identity attributes using zero-knowledge proofs and Camenisch-Lysyanskaya (CL) signatures. Background on anonymous credentials rather than on KERI.

Labels: reading level Practitioner; evidence informative (an author's paper, deck, tutorial or post explaining the suite).
Source: https://medium.com/finema/minimal-disclosure-of-identity-with-zero-knowledge-proof-and-cl-signature-517ed2a61307 (license not recorded).
The abstract is KSKB's own text under Creative Commons Attribution 4.0 (CC BY 4.0), https://creativecommons.org/licenses/by/4.0/; credit KSKB, the KERISuite Knowledge Base (https://kskb.dev/).
Found through KERISSE, the KERI Suite Search Engine (Kor Dwarshuis and Henk van Cann), whose dataset is the source of the documents the base indexes.