title: Get Start with BouncyCastle crypto dll c#
body: <p>I'm starter with cryptography</p>
  
  <p>I woul like to use BouncyCastle .dll for c# but I cannot found documentation and examples.</p>
  
  <p>In particulary I need to use to sign files with pkcs#7 (.p7m results) and add to them RFC 3161–compliant, time stamps from trusted server (.m7m results).</p>
  
  <p>somebody can suggest where I can found examples and documentation to do this ?</p>
  
  <p>Thanking in advance </p>
  
  <p>Best regards</p>