How do I send signed emails from C# application?

I need to send signed emails from with开发者_StackOverflow中文版in my C# .NET application. Which is the easiest way to do this?

This open source project contains everything you need to send signed emails.

MailSystem.NET

hope this answers your question:

http://social.msdn.microsoft.com/Forums/en-US/netfxnetcom/thread/845ff649-5c95-40a5-a813-1da8761102ab

Also, if you need a component for S/MIME and PGP/MIME support, which includes samples and technical support, you can check MIMEBlackbox components of our SecureBlackbox. Both sending and parsing/processing of secure e-mails is supported.