Re: Sendmail 8.13.0 released.....

The Barracuda line has had anti-mail spoofing for awhile already. That
and more.

Dee

On Mon, 2004-06-21 at 11:32, Matthew Schumacher wrote:
> With a cool new feature:
>
> "New map "socket" to query maps via TCP/IP sockets."
>
> Now you can write a small daemon that looks up information and query it
> from sendmail rules. This feature along with the milter (filtering
> during the smtp session before the message is accepted) feature allows
> you to integrate sendmail with pretty much anything. Combine that with
> mimedefang (allows you to write rules in perl) and you have a very
> powerful and flexible mail system.
>
> Check this out:
>
> Kiss goodbye to mail spoofing from unauthenticated users:
>
> 250 jerry.aptalaska.net Hello schu.net [x.x.x.x], pleased to meet you
> mail from: <matt.s@aptalaska.com>
> 250 2.1.0 <matt.s@aptalaska.com>... Sender ok
> rcpt to: <matt.s@aptalaska.com>
> 554 5.7.1 You must authenticate to send mail from an aptalaska.com account.
>
> Kiss goodbye to spam and double bounces:
>
> 250 jerry.aptalaska.net Hello schu.net [x.x.x.x], pleased to meet you
> mail from: <schu@schu.net>
> 250 2.1.0 <schu@schu.net>... Sender ok
> rcpt to: <matt.s@aptalaska.com>
> 250 2.1.5 <matt.s@aptalaska.com>... Recipient ok
> data
> 354 Enter mail, end with "." on a line by itself
> subject: test
>
> GTUBE-STANDARD-ANTI-UBE-TEST-EMAIL*C.34X
> .
> 554 5.7.1 Message seems to be spam, rejected
>
> And viruses:
> 250 jerry.aptalaska.net Hello schu.net [x.x.x.x], pleased to meet you
> mail from: <schu@schu.net>
> 250 2.1.0 <schu@schu.net>... Sender ok
> rcpt to: <matt.s@aptalaska.com>
> 250 2.1.5 <matt.s@aptalaska.com>... Recipient ok
> data
> 354 Enter mail, end with "." on a line by itself
> subject: test
>
> EICAR-STANDARD-ANTIVIRUS-TEST-FILE!$H+H*
> .
> 554 5.7.1 Message contains Eicar-Test-Signature virus, rejected
>
>
> Hope this helps someone battling spam and viruses.... they are real bad
> lately.
>
> schu
>
>
>
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Received on Mon Jun 21 16:45:30 2004