[Mimedefang] Blocking Dictionary Attacks

[Matt Garretson]

afo cliff wrote:
> @mydomain.com bitbucket


You can also do something like this in your virtusertable:

@mydomain.com  error:5.1.1:550 User unknown

Then, you won't need the bitbucket alias.
See http://www.sendmail.org/m4/features.html