Snort mailing list archives

Re: React & Resp keyword working


From: "Atul Shrivastava" <atulsh () hclinsys com>
Date: Tue, 31 Dec 2002 12:47:25 +0530

Dear Alberto,

Thx for this.

I go through the Snortsam and Hogwash, but they doesn't fullfill my requirement.
Actually for Hogwash, I have to put my snort box in a pass-through mode between the internal and external n/w and for 
Snortsam, it only modifies the rules for some firewall which is again at the gateway of the n/w.
Let say some internal guy is doing somethink ill-legal, then these two will not work.
Suppose I want that no porson in my internal network will not be able to do FTP within the network if the file contains 
some specified characters or say logging as "root".
So for it Snortsam and Hogwash will not be able to detect and take a action according to that. I want that as this guy 
initialte such things and when the Snort come to know about this then the connection is blocked automatically and a 
message is send to the user doing that.

Merry Christmas and a fruitful new year .......
Regards and have a nice day,
                           Atul Shrivastava
                           Info Structure Services
                           HCL INFOSYSTEMS LTD.
                           E - 4,5,6 Sector XI,
                           Noida - 201301
                           Tel: 91-120-2526910,2443013


--------------------------------------------------------------------------------

----- Original Message ----- 
From: "Alberto Gonzalez" <albertg () cerebro violating us>
To: "Atul Shrivastava" <atulsh () hclinsys com>
Sent: Tuesday, December 31, 2002 1:44 PM
Subject: Re: [Snort-users] React & Resp keyword working


If you *haven't* compiled snort with flexresp, i think you can answer 
your own question if they will work.
I suggest looking into snortsam for blocking of offending connections. 
That or Hogwash will do. You can
use flexresp but I've seen people bork their networks cause of it. I've 
played with all three, and my choices
will be hogwash and or snortsam for the job.

Cheers,   
    Alberto Gonzalez

Atul Shrivastava wrote:

Hello,
 
I am quiet keen to know about the keyword "RESP" & "REACT"
I am working on Snort for a long time and now I need to forcely block 
the connections which are not legal. So for that I need to use these 
two keywords. I have got enough knowledge about these two keywords but 
before going for it, I would like to ask you that I have not compiled 
my snort (./configure) with flexresp.
So I want to know that whether these rules will work on my machine or 
not. Further you have told that some message be sent to the user fot 
it but it will be available soon. I am using the snort verison 1.9.1. 
Is these facility is available in this verison.
Please help me in this issue. Thanks in advance.
 
Merry Christmas and a very happy new year ......
Regards and have a nice day,
                           Atul Shrivastava
                           Info Structure Services
                           HCL INFOSYSTEMS LTD.
                           E - 4,5,6 Sector XI,
                           Noida - 201301
                           Tel: 91-120-2526910,2443013
 
 


-- 
The secret to success is to start from scratch and keep on scratching.

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