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This security function that you desired was included in the 5.2.11 release of CGP.
While our documentation is for the latest 5.4 build, feel free to check out http://www.communigate.com/CommuniGatePro/Protection.html#TempBlock
Phil
On Jan 23, 2012, at 12:29 AM, David Brookfield wrote:
> Hello there I believe Nicholas has a script that does this,
>
> http://www.niversoft.com/products/cgscripts/#dictionary_attack
>
> I had a similar problem a while ago and he sent me the link.
>
> Regards
>
>
>
> From: CommuniGate Pro Discussions [mailto:CGatePro@mail.stalker.com] On Behalf Of Urs Grützner
> Sent: 19 January 2012 09:49
> To: CommuniGate Pro Discussions
> Subject: POP/IMAP scanning for addresses
>
> CGP 5.1.16
>
>
> in the night of Jan 17, 2012 a robot from 88.2.164.178 seemed having scanned during one hour for addresses on our server. Below is only a little exerpt,
>
>
>
> Questions:
>
> 1. is there a setup to block out an iP when mulitiple, unsuccessful connection trials are performed in a short time period?
>
>
> 2. in SMTP Module CGP checks for blacklisted servers. Is there also the same procedure possible for POP or IMAP connection trials?
>
> Thanks
>
>
> Urs
>
>
>
> 03:08:29.221 1 POP-018410([88.2.164.78]) failed to open 'abigail'. Connection from [88.2.164.78]:4154. Error Code=unknown user account
> 03:08:29.224 1 ROUTER SYSTEM: 'audrey@ems.ch' rejected. Error Code=unknown user account
> 03:08:29.224 1 POP-018413([88.2.164.78]) failed to open 'audrey'. Connection from [88.2.164.78]:4177. Error Code=unknown user account
> 03:08:29.236 1 ROUTER SYSTEM: 'antonio@ems.ch' rejected. Error Code=unknown user account
> 03:08:29.236 1 POP-018411([88.2.164.78]) failed to open 'antonio'. Connection from [88.2.164.78]:4173. Error Code=unknown user account
> 03:08:29.386 1 ROUTER SYSTEM: 'beth@ems.ch' rejected. Error Code=unknown user account
> 03:08:29.386 1 POP-018414([88.2.164.78]) failed to open 'beth'. Connection from [88.2.164.78]:4187. Error Code=unknown user account
> 03:08:29.597 1 ROUTER SYSTEM: 'benjamin@ems.ch' rejected. Error Code=unknown user account
> 03:08:29.597 1 POP-018415([88.2.164.78]) failed to open 'benjamin'. Connection from [88.2.164.78]:4192. Error Code=unknown user account
> 03:08:29.737 3 POP too many (100) streams open
> 03:08:29.737 3 POP [0.0.0.0]:110 <- [88.2.164.78]:4270 connection rejected
> 03:08:29.739 3 POP too many (100) streams open
> 03:08:29.739 3 POP [0.0.0.0]:110 <- [88.2.164.78]:4274 connection rejected
> 03:08:29.745 1 ROUTER SYSTEM: 'ashley@ems.ch' rejected. Error Code=unknown user account
> 03:08:29.745 1 POP-018416([88.2.164.78]) failed to open 'ashley'. Connection from [88.2.164.78]:4204. Error Code=unknown user account
> 03:08:29.755 3 POP too many (100) streams open
>
>
> -------------------------------------------------------------------
> Urs Gruetzner ugruetzner@ems.ch
> Engineering Management Phone +41 31 326 2323
> Selection E.M.S. AG Fax +41 31 326 2320
> Neuengasse 39 P.O.B. 6019 mob +41 79 341 5292
> CH-3001 Bern Switzerland http://www.ems.ch
>
CommuniGate Pro Training
If interested please contact sales@communigate.com
Learn more about Rich Internet Applications
http://www.communigate.com/pronto/
________________________________________________________
Philip Slater
Professional Services
CommuniGate Systems
p 1 415 383 7164 ext 201
p 1 800 262 4722 ext 201
f 1 415 383 7461
SIP & Email pslater@communigate.com
AIM: stalkersoftware
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