$ gpg --full-gen-key
* List keys
$ gpg --list-keys
* List own keys
$ gpg --list-secret-keys
$ gpg -K
* Import/export key into binary :
# Import
$ gpg --import
# Export
$ gpg --export --output
* Import/export key into ASCII :
# Import
$ gpg -a --import
# Export
$ gpg -a --export --output
* Cipher file
$ gpg [--ouput
* Uncipher
$ gpg --decrypt -r
* Sign file
$ gpg --sign