(This article is an introduction to Microsoft's related client security technology, how to ensure the necessary files on the client side to ensure "privacy". Not only can not be seen by external intruders/intruders, even people who use the terminal cannot open it without authorization. Microsoft Corporation has released the U-Prove security protocol, which manages and encrypts data at different levels through U-Prove tokens.
U-Prove_Technology_Overview_V1.1.pdf)