CBOR codec (RFC 8949, RFC 8742) with CBOR tags, Go struct tag options (toarray, keyasint, omitempty, omitzero), float64/32/16, big.Int, and fuzz tested.

😃 md 编辑器使用的浏览器扩展，支持一键将文章同步到多个内容平台。

All-in-one open-source identity and wallet toolkit.

Kotlin Multiplatform Crypto/PKI/ASN.1 Library with Attestation and Hardware-Backed Crypto Support on Mobile

A fast, portable, and lightweight COSE + CBOR implementation for embedded systems. Supports PQC, FIPS 140-3, DO-178, and MISRA C. Powered by wolfSSL.

Post-quantum cryptography in Rust

go library for CBOR Object Signing and Encryption (COSE)

CoseSignTool is a platform-agnostic command line application to COSE sign files and validate COSE signatures. CoseHandler is a library of functions for COSE signing and validation for use by .NET applications.

A Python implementation of the COSE specification (CBOR Object Signing and Encryption) described in RFC 8152.

go library for CBOR Object Signing and Encryption (COSE)

Commercial quality COSE_Sign1 implementation in C for constrained environment. Works with MbtedTLS and OpenSSL Crypto.

A Python implementation of CWT/COSE.

An attempt to decode the Digital Covid Certificate (signed by the french app TousAntiCovid) - For Educational Purposes Only

Implements COSE primitives in safe Rust.

A parser and validator for the EU Digital Green Certificate (dgc) a.k.a. greenpass

Constrained node COSE library

📧 Implemented Keys, Algorithms (RFC9053), COSE (RFC9052) and CWT (RFC8392) in Go.

EDHOC (RFC 9528): Lightweight authenticated key exchange in C for constrained IoT devices, post-quantum ready

COSE signing, encryption and key management.

Ruby implementation of RFC 8152 CBOR Object Signing and Encryption (COSE)