Repositories list

• CBOR-certificates

  Public
  Rust

  •

  Other

  •9•14•31•2•Updated Jan 30, 2026Jan 30, 2026

• draft-ietf-cose-hpke

  Public
  Repository for draft-ietf-cose-hpke

  Makefile

  •

  Other

  •5•3•2•1•Updated Jan 29, 2026Jan 29, 2026

• draft-ietf-cose-falcon

  Public
  FN-DSA for JOSE & COSE

  post-quantum-cryptographydigital-signaturespqc+ 1fn-dsa

  Makefile

  •

  Other

  •0•0•0•0•Updated Jan 29, 2026Jan 29, 2026

• draft-ietf-cose-merkle-tree-proofs

  Public
  COSE Receipts

  cborietfmerkle-tree+ 2merkle-proofcose

  Makefile

  •

  Other

  •5•0•0•0•Updated Dec 2, 2025Dec 2, 2025

• draft-ietf-cose-dilithium

  Public
  ML-DSA for JOSE and COSE

  josecosedilithium+ 2pqcml-dsa

  Makefile

  •

  Other

  •2•1•0•0•Updated Nov 16, 2025Nov 16, 2025

• draft-ietf-cose-hash-envelope

  Public
  Signed Hashes with COSE

  hashcbortransparency+ 2cosescitt

  Makefile

  •

  Other

  •4•0•0•0•Updated Nov 15, 2025Nov 15, 2025

• draft-ietf-cose-sphincs-plus

  Public
  SLH-DSA for JOSE and COSE

  Makefile

  •

  Other

  •0•0•3•0•Updated Oct 14, 2025Oct 14, 2025

• COSE-C

  Public
  Implementation of COSE in C++; Provides a C interface; Crypto by openssl or mbedtls

  C++

  •

  BSD 3-Clause "New" or "Revised" License

  •22•31•21•6•Updated Apr 2, 2024Apr 2, 2024

• Examples

  Public
  Examples for the cose-spec

  The Unlicense

  •10•18•5•2•Updated Mar 13, 2024Mar 13, 2024

• COSE-JAVA

  Public
  JAVA implementation of the COSE specification

  Java

  •

  BSD 3-Clause "New" or "Revised" License

  •27•33•12•6•Updated Oct 20, 2023Oct 20, 2023

• X509

  Public
  Define a set of COSE header fields that can be used to carry and reference X.509 certificates

  Makefile

  •

  Other

  •8•4•1•0•Updated Jan 16, 2023Jan 16, 2023

• cose-rfc8152bis

  Public
  Update document for RFC 8152 - CBOR Object Signing and Encryption

  Ruby

  •

  Other

  •4•8•2•0•Updated Sep 5, 2022Sep 5, 2022

• COSE-csharp

  Public
  COSE Implementation using C#

  C#

  •

  Eclipse Public License 2.0

  •8•4•0•8•Updated Jan 21, 2022Jan 21, 2022

• countersign

  Public
  Makefile

  •

  Other

  •2•3•0•0•Updated Jun 23, 2021Jun 23, 2021

• Charter

  Public
  Proposed COSE charter

  3•0•0•0•Updated Feb 17, 2021Feb 17, 2021

• cose-hash-sig

  Public
  Makefile

  •

  Other

  •2•1•0•0•Updated Dec 11, 2019Dec 11, 2019

• cose-webauthn-algs

  Public
  1•0•0•0•Updated Nov 2, 2019Nov 2, 2019

• cose-spec

  Public
  CBOR version of the JOSE specifications

  Perl

  •12•14•2•1•Updated Apr 4, 2017Apr 4, 2017

• cose-algs

  Public
  This document contains updates to COSE-spec for algorithms and headers that did not meet the first cut

  Perl

  •2•1•0•0•Updated Nov 22, 2016Nov 22, 2016

• cose-implementations

  Public
  C#

  •2•2•1•0•Updated Nov 11, 2016Nov 11, 2016

• cose-issues

  Public
  COSE Working Group Issues

  1•0•2•0•Updated Sep 2, 2015Sep 2, 2015

• alg-spec

  Public
  A not very real algorithm spec to go with the draft format spec

  Makefile

  •2•0•0•0•Updated Apr 30, 2015Apr 30, 2015