This specification was obsoleted by OAuth Core 1.0 Revision A on June 24th, 2009 to address a session fixation attack. The OAuth Core 1.0 Revision A specification is being obsoleted by the proposed IETF draft draft-hammer-oauth. The draft is currently pending IESG approval before publication as an RFC. Implementers should use RFC 6749: The OAuth 2.0 Authorization Framework instead of this specif