I’ve published JSON Web Key (JWK) draft -01. It contains the following changes:

  • Changed “algorithm” member value for Elliptic Curve keys from “ECDSA” to “EC”, since Elliptic Curve keys can be used with more algorithms than just the Elliptic Curve Digital Signature Algorithm (ECDSA).
  • Added OPTIONAL “use” member to identify intended key usage, especially since the same Elliptic Curve key should not be used for both signing and encryption operations.

The specification is available at these locations: