From: Antoine Jacoutot (no email)
Date: Wed Dec 01 2004 - 03:04:33 EST
On Wednesday 01 December 2004 04:42, you wrote:
> I'm runnung sendmail 8.12.3 with cyrusv2 local mailer (Debian woody
> standard package) and cyrus 2.1.17 (backport from
> http://people.debian.org/~hmh/). Today I had a heavy spam attack caused by
> the fact, that sendmail accepts mails for non existing users. EMails to
> unknown accounts on local domains (local-host-names) will be accepted and
> than bounced. Is there a way to stop/reject these mails at "rcpt to: user
> unknown"-point?
You can use virtusertable in sendmail.
ie:
user1
user2
user3
@domain.com error:5.1.1:550 User unknow
Or you can have a look at : "Real Time Cyrus Integration"
-> http://anfi.homeunix.net/sendmail/rtcyrus2.html
Antoine
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