GnuPG Keys:
GnuPG is a publicly-available encryption scheme that uses the public key approach. The GnuPG system uses a public key to encrypt messages. You can only decrypt them with the private key, which the intended recipient of the message retains.
How To Create a New Key:
1. Your Name.
2. Your Email Address.
3. Comment or Nickname.
4. Key Password.
5. Expiration Date.
6. Select Key Size.
7. Click Generate Key.