GNU/LinuxGnuPG (GPG)


GnuPG is a sophisticated key management system which allows for secure signing or encrypting data. GPG is a command-line tool used to create and manipulate GnuPG keys.

GnuPG is most widely used for having SSH (Secure Shell) connections without password or any means of interactive authentication, which improves security level significantly.

Following sections describe ways to create, use, and maintain security of GnuPG keys.