Hi, I'd like you to take a look at this patch for potential SecurityImpact. https://review.openstack.org/182513 Log: commit abb24b6a7baa1d2be62b7fc8d6b05e764d31e642 Author: chioleong <chio-fai-sam.leong at hp.com> Date: Tue May 12 17:52:42 2015 -0700 Light-weight Keystone to Keystone Federation Spec for light-weight keystone to keystone federation. SecurityImpact bp lightweight-k2k-federation Change-Id: I633c50b17c733dfec229f482e5f752ff7a7686aa