smtp: Handle open relay attempt
Generate a minipot message when an attacker tries to send an e-mail without authentication.
Self sign-up has been disabled due to increased spam activity. If you want to get access, please send an email to a project owner (preferred) or at gitlab(at)nic(dot)cz. We apologize for the inconvenience.
Generate a minipot message when an attacker tries to send an e-mail without authentication.