gpg2

GNU Privacy Guard 2. See gpg for GNU Privacy Guard 1. More information: https://docs.releng.linuxfoundation.org/en/latest/gpg.html.

gpg2 --list-keys

gpg2 --encrypt --recipient alice@example.com path/to/doc.txt

gpg2 --symmetric path/to/doc.txt

gpg2 --decrypt path/to/doc.txt.gpg

gpg2 --import path/to/public_key.gpg

gpg2 --export --armor alice@example.com

gpg2 --export-secret-keys --armor alice@example.com