Can not block since they are changing every 5-10 minutes.

Where can I find a blocker?




---------- Original Message ----------------------------------
From: "Jason Newland" <[EMAIL PROTECTED]>
Reply-To: [EMAIL PROTECTED]
Date:  Thu, 13 Jun 2002 08:38:58 -0500

>Try blocking the IPs at your border router.  Else, purchase a 
Blocker that
>prevents Dictionary attacks.
>
>
>
>Jason
>
>----- Original Message -----
>From: "for imail listserv " <[EMAIL PROTECTED]>
>To: <[EMAIL PROTECTED]>
>Sent: Thursday, June 13, 2002 8:14 AM
>Subject: [IMail Forum] bruteforce attack
>
>
>> We are under a bruteforce dictionary attack.  Has been going on
>> for the last 24 hours.
>>
>> They are pretty good since they change ip address for every
>> connection and only try 25 email addresses.
>>
>> We are not using SMTP Authentication yet but it is the plans for
>> the next 2 weeks or so.
>>
>> Any idea on how to stop this.
>>
>> H.
>>
>> ________________________________________________________________
>> Sent via the WebMail system at i360.net
>>
>>
>>
>>
>>
>> Please visit http://www.ipswitch.com/support/mailing-lists.html
>> to be removed from this list.
>>
>> An Archive of this list is available at:
>> http://www.mail-archive.com/imail_forum%40list.ipswitch.com/
>>
>> Please visit the Knowledge Base for answers to frequently asked
>> questions:  http://www.ipswitch.com/support/IMail/
>>
>
>
>Please visit http://www.ipswitch.com/support/mailing-lists.html 
>to be removed from this list.
>
>An Archive of this list is available at:
>http://www.mail-archive.com/imail_forum%40list.ipswitch.com/
>
>Please visit the Knowledge Base for answers to frequently asked
>questions:  http://www.ipswitch.com/support/IMail/
>
 

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