GnuPG is a complete and free implementation of the OpenPGP standard as\\ defined by RFC4880 (also known as PGP). GnuPG allows you to encrypt and\\ sign your data and communications; it features a versatile key\\ management system, along with access modules for all kinds of public\\ key directories. GnuPG, also known as GPG, is a command line tool with\\ features for easy integration with other applications. A wealth of\\ frontend applications and libraries are available. GnuPG also provides\\ support for S/MIME and Secure Shell (ssh).\\ \\