GnuPG is a complete and free implementation of the OpenPGP standard as defined by RFC4880 (also known as PGP).  GnuPG enables encryption and signing of data and communication, and features a versatile key management system as well as access modules for 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 that make use of GnuPG.

Starting with version 2 GnuPG provides support for S/MIME and Secure Shell in addition to OpenPGP.

 

Download Link:- https://github.com/gpg/gnupg

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