Just found out today that Daniel Bartholomew is using SharpSTS to implement a Secure Token Server for DotNetNuke. He announces...
Soon, you'll be able to issue your own managed cards through DotNetNuke, which include all the users personal information. I'm also going to write a new provider for DotNetNuke that will allow webmasters to declare what information they should save in their databases.
As a webmaster you'll be able to offer your customers all the personalisation they expect, while offloading privacy and security concerns.
Find out more here on the DotNetNuke site