Does anyone else know who rotates their session ticket keys? I&#x27;m aware of Twitter (jsha&#x27;s post here: <a href="https:&#x2F;&#x2F;blog.twitter.com&#x2F;2013&#x2F;forward-secrecy-at-twitter-0" rel="nofollow">https:&#x2F;&#x2F;blog.twitter.com&#x2F;2013&#x2F;forward-secrecy-at-twitter-0</a>), but not really any others..