This is an older version of an Internet-Draft that was ultimately published as RFC 6749. Network Working Group E. Hammer-Lahav, Ed. Internet-Draft Yahoo! Obsoletes: 5849 (if approved) D. Recordon Intended status: Standards Track Facebook Expires: July 25, 2011 D. Hardt Microsoft January 21, 2011 The OAuth 2.0 Authorization Protocol draft-ietf-oauth-v2-12 Abstract This specification describes the O