In Launchpad, you can use your OpenPGP key to identify yourself when using the bug tracker's email interface, when uploading distribution packages and when signing a code of conduct.
Generating your key in Ubuntu (using Seahorse or others)
Generating an OpenPGP Key
The core package required to start using OpenPGP, gnupg, is installed by default on Ubuntu systems, as is seahorse, a GNOME application for managing keys. It is called "Passwords and Keys" in Ubuntu. There are several programs which provide a graphical interface to the GnuPG system. Enigmail, an OpenPGP plugin for Mozilla Thunderbird. Enigmail was available in the "Main" repository throu…