Re: broken SMTP clients

From: Claus Assmann <>
Date: Fri, 16 Dec 2011 10:31:45 -0800

On Fri, Dec 16, 2011, Todd Lyons wrote:

> MAIL FROM: <space> 128991
> RCPT TO: <space> 235080

> Some of this, yeah, is botnet traffic. But based on previously
> examining the logs, much of this is authenticated traffic too.

Do you happen to know the clients that sending this broken data?
IME those are usually Java webmail programs.

Sometimes I look up the authors of those broken programs and
ask them to fix it. All of them did...
Received on Fri Dec 16 2011 - 18:31:58 PST

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