Sendmail: How does one blacklist annoying spammers?

Bruno Wolff III bruno at
Sat Jul 3 15:18:32 UTC 2010

On Mon, Jun 28, 2010 at 16:36:31 +0900,
  Joel Rees <joel.rees at> wrote:
> Deliberately leak trap addresses in places I tend to use my real  
> addresses, auto-blacklist anything that hits the trap addresses.

That approach has a problem. One significant source of spam is compromised
accounts. If you go that route, eventually you will end up blocking the
big free email providers. You'll either need to white list them or be willing
to block their email.

More information about the users mailing list