If you are seeking more info on the product news in the Q3 2007 version of the CoreSight Update, these links provide detail to more extensive information:

Imprivata and Roaming Users - This is done via a procedure associated with a OneSign SSO agent event.  Don't worry, it's easier than it sounds!

Reflection for IBM 2007 (Vista Certified) - More on the new Reflection 2007 range.  If it's specifically Reflection for IBM you're interested in, you can look at the pre-release information via this PDF:  ribm2007_prerelease - 224.88 Kb

Sophos Endpoint Security and Control 7.0 -  Find out how Sophos delivers complete protection against viruses, spyware and adware, and controls VoIP, IM, P2P and games.