There has been a lot of discussion recently on this topic, can some one summarize the current state with a UML diagram of the current thinking? Thanks, Bret Bret Jordan CISSP Director of Security Architecture and Standards Office of the CTO Blue Coat Systems PGP Fingerprint: 63B4 FC53 680A 6B7D 1447 F2C0 74F8 ACAE 7415 0050 Without cryptography vihv vivc ce xhrnrw, however, the only thing that can not be unscrambled is an egg. Attachment: signature.asc Description: Message signed with OpenPGP using GPGMail