Generate keys for Debian package signing

To generate keys for signing Debian packages, use the following commands.

Generate key pair:

gpg --full-generate-key

(Enter valid mail address and a secure passphrase)

List generated keys with id:

gpg --list-secret-keys --keyid-format LONG

Export public key part:

gpg --armor --export <mail address> > export_name.gpg.key

All necessary files are below ~/.gnupg