directory harvest attack

Julian Field mailscanner at ecs.soton.ac.uk
Tue May 13 10:47:37 IST 2003


Ah, thanks.

MailScanner does not get involved with SMTP service provision. There are
already very good packages out there (your MTA) which do a perfectly good job.

At 10:38 13/05/2003, you wrote:
>I presume he's talking about collection of addresses in a domain by
>opening an SMTP session and attempting sends to common/dictionary names.
>
>I just happened to notice some of this activity in my mail log and
>added a reject action for the sender's IP to the sendmail access db. To
>automate this would be cool - but I don't think MailScanner even sees
>the message - based on how these harvesting tools seem to work.
>
>Craig
>
>On Tuesday, May 13, 2003, at 12:49  AM, Julian Field wrote:
>>At 03:02 13/05/2003, you wrote:
>>>Anyway to prevent 'directory harvest attacks' wtith mailscanner?
>>
>>Please explain rather more of what you would like to happen, what the
>>problem is, and how it relates to MailScanner.
>>--
>>Julian Field
>>www.MailScanner.info
>>Professional Support Services at www.MailScanner.biz
>>MailScanner thanks transtec Computers for their support
>>
>>--
>>This message checked for dangerous content by MailScanner on StrongBox.
>>
>---
>Craig Pratt
>Strongbox Network Services Inc.
>mailto:craig at strong-box.net
>
>
>--
>This message checked for dangerous content by MailScanner on StrongBox.

--
Julian Field
www.MailScanner.info
Professional Support Services at www.MailScanner.biz
MailScanner thanks transtec Computers for their support



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