For true P2P identity there has been research happening for years on distributed PKI, resulting in specifications like DID[1] and the Sidetree[2] protocol. 1:

For true P2P identity there has been research happening for years on distributed PKI, resulting in specifications like DID[1] and the Sidetree[2] protocol. 1: https://w3c.github.io/did-core/ https://w3c.github.io/did-core/ 2: https://github.com/decentralized-identity/sidetree/blob/master/docs/protocol.md https://github.com/decentralized-identity/sidetree/blob/mast...