ActivityPub is a decentralized social networking protocol standardized by the World Wide Web Consortium (W3C). It includes both an API for social networking clients and an API for server-server federation.
Interoperability Test Suite for Data Integrity Ecdsa Signatures
Interoperability Test Suite for Data Integrity Eddsa 2022 Signatures
Verifiable Credentials Working Group — JSON Web Signature 2020 specification
A privacy-preserving mechanism to publish status information for Verifiable Credentials