A Token Binding method for OAuth 2.0 Proof Key for Code Exchange
Ping Identity
Ping Identity
Microsoft
This specification describes a Proof Key for Code Exchange (PKCE) [RFC7636] method utilizing Token Binding over HTTP [I-D.ietf-tokbind-https] to cryptographically bind the OAuth 2.0 [RFC6749] authorization code to a key pair on the client, which it proves possession of during the access token request with the authorization code.