OpenPGPBlackbox (.NET) for Windows

The description of OpenPGPBlackbox (.NET) - Play With New Friends

OpenPGPBlackbox .NET Edition is a comprehensive collection of managed .NET components that add PGP support to your .NET Framework applications. With OpenPGPBlackbox you can* Encrypt and decrypt your files using passphrase or OpenPGP keys* Sign and verify your files using OpenPGP keys* Compress and decompress one or several files* Generate, sign, revoke, OpenPGP keys* Create and manage OpenPGP keyrings* Sign and encrypt e-mail using PGP/MIME standard (requires MIMEBlackbox)* Use X.509 certificates with OpenPGP keysOpenPGPBlackbox components are a clean-room implementation of OpenPGP specification, which don't use any third-party libraries for core functionality. OpenPGPBlackbox is compatible with OpenPGP, GnuPG and PGP Corporation products. This is .NET edition, which can be integrated into Visual Studio 2010, 2008, 2005, 2003, Delphi Prism. It requires .NET Framework 4.0, 3.5, 3.0, 2.0, 1.1, Silverlight (4 or 3) Mono (2.0 or 1.0) or .NET CF (3.5, 2.0, 1.0).