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[cobalt-security] Portsentry/Logcheck
- Subject: [cobalt-security] Portsentry/Logcheck
- From: "Achieve Website Design" <info@xxxxxxxxxxxxxx>
- Date: Thu, 5 Apr 2001 10:57:41 +0100
- List-id: Mailing list for users to address network security on Cobalt products. <cobalt-security.list.cobalt.com>
Hello,
Below is a snip from Logcheck. I don't have SMPT set up on any of my virtual
sites and use my local ISP for sending mail. So, does the message below,
mean that somebody else is trying to send mail from my server?
Declan
Apr 4 21:49:48 ns sendmail[24002]: f34Knlh24002: ruleset=check_mail,
arg1=<sinfullt@xxxxxxx>, relay=dialin87.nowait.net [12.20.143.117],
reject=501 5.1.8 <sinfullt@xxxxxxx>... Domain of sender address
sinfullt@xxxxxxx does not exist