https://lists.w3.org/Archives/Public/public-rww/2018Jan/0017.html
Creating a SPKAC from Melvin Carvalho on 2018-01-23 (public-rww@w3.org from January 2018)
https://datatracker.ietf.org/doc/draft-leggett-spkac/
draft-leggett-spkac-01 - Signed Public Key and Challenge
This memo describes the Signed Public Key and Challenge (SPKAC), a syntax to provide Proof-of-Possession of a Private Key to support federated (client)...
public keydraftleggettsignedchallenge