Is there something like denyhosts for sasl dictionary attacks?

vendor at billoblog.com vendor at billoblog.com
Fri Feb 5 17:42:23 UTC 2016


On Thu, 4 Feb 2016, Tom Rivers wrote:

> On 2/4/2016 4:07 PM, vendor at billoblog.com wrote:
>>
>>  Is there something like denyhosts for sasl attacks?  I'm getting tired
>>  of stuff like this:
>> 
>>
>>  Jan 31 04:52:38 hope saslauthd[1333]: do_auth         : auth failure:
>>  [user=abby] [service=smtp] [realm=billoblog.com] [mech=pam] [reason=PAM
>>  auth error]
>
>
> I use fail2ban and you can configure custom filters to snag log entries of 
> note, create custom jails for banning the offender after X failures for X 
> amount of time (or indefinitely), and you can even have it maintain a 
> database of the IPs logged so the next time you boot it will ban all the IPs 
> again which also has a lifespan setting for its entries (i.e. finite of 
> infinite ban time).
>
>
> Tom
>

Thanks!  I just installed...


billo


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