
"Ultimately, we want to be able to securely make transactions without giving third parties the ability to masquerade as us; we want to be able to visit websites and make purchases without those sites being able to track us or combine different pieces of information to draw a more complete picture of us; we want to be able to be able to disclose some information about ourselves, but not everything. The U-Prove framework, released as a CTP today by Microsoft,
aims to solve these problems."