Kesto is a web based single sign on service. Access many legacy web applications like email providers, bulletin boards, wikis or blogging tools with only one username and password. Where ever you are.
And the best: It's for free, it's easy, secure and distributed. It's pure web 2.0 and everybody is welcome to help. Learn more about Kesto at http://kesto.org/wiki
This distributed Kesto does not work? Try the central at kesto.org!