加密是内置于.NET配置系统中的。您可以加密应用程式/ web.config档案的区块，包括您储存私人密钥的位置。

Encryption is built into the .NET configuration system. You can encrypt chunks of your app/web.config file, including where you store your private key.

http://www.dotnetprofessional.com/blog/post/2008/03/ 03 / Encrypt-sections-of-WebConfig-or-AppConfig.aspx