Encrypt file:
gpg --encrypt --armor --recipient [email protected] file
Decrypt file:
gpg --decrypt file
Export public key:
gpg --export --armor [email protected] > public.key
Import public key:
gpg --import public.key
Export private key:
gpg --export-secret-key --armor [email protected] > private.key
Import private key:
gpg --allow-secret-key-import --import private.key