Hi 
     If I am not wrong , SPICE/SPADE is only for portscan detection...,and
doesnt detect general intrusions like DOS, SMURF etc..

pgarcia wrote:
> 
> Gleb Paharenko escribió:
> 
>     Hi.
> 
>     You can also try the SPICE/SPADE anomaly detector for TCP ip_dst, 
> ip_src, tcp_dst_port y tcp_src_port.
> 
>     It builds a bayesian network of 4 nodes (the 4 previous parameters) 
> dinamically, considering the entropy of edges, using historical data.
> 
>     Afterwards, it computes the conditional probabilities of the tables, 
> and then infer posterior probabilities of new packets.
> 
>     I wouldn't forget the Snort IDS, and its regular expression 
> processor. You can also specify normal (and anomalous) behaviour using 
> previous knowledge.
> 
>     Here you can find a paper of mine, describing our ESIDE-Depian IDS. 
> I hope it will be useful for you.
> 
>     Agur.
> 
>           Pablo.
> 
>> Hi.
>>
>> Spamassasin uses bayasian for anomaly detection in mail. Perhaps you
>> can find there some useful things.
>>
>> 2008/1/31, Dinakara <[EMAIL PROTECTED]>:
>>   
>>> Hi there,
>>>
>>>     I am working on Anomaly based Network IDS...
>>>     Statistical based technique is simple but not quite effective in
>>> real
>>> scenario...
>>>     I understand Bayesian classifier/Network is  more effective in the
>>> context of anomaly detection,
>>>     but i have very little idea about Bayesian approach for IDS...
>>>     Can someone please help me out, i want to know  how to go about it
>>> and
>>> if there are any open source
>>>     anomaly based tool available (bayesian IDS) ...
>>>
>>> Thanks in advance..
>>>
>>>
>>> --
>>> View this message in context:
>>> http://www.nabble.com/Bayesian-IDS...help-tp15197689p15197689.html
>>> Sent from the IDS (Intrusion Detection System) mailing list archive at
>>> Nabble.com.
>>>
>>>
>>> ------------------------------------------------------------------------
>>> Test Your IDS
>>>
>>> Is your IDS deployed correctly?
>>> Find out quickly and easily by testing it
>>> with real-world attacks from CORE IMPACT.
>>> Go to
>>> http://www.coresecurity.com/index.php5?module=Form&action=impact&campaign=intro_sfw
>>> to learn more.
>>> ------------------------------------------------------------------------
>>>
>>>
>>>     
>>
>>
>>   
> 
> 
> ------------------------------------------------------------------------
> Test Your IDS
> 
> Is your IDS deployed correctly?
> Find out quickly and easily by testing it 
> with real-world attacks from CORE IMPACT.
> Go to
> http://www.coresecurity.com/index.php5?module=Form&action=impact&campaign=intro_sfw
>  
> to learn more.
> ------------------------------------------------------------------------
> 
> 
> 

-- 
View this message in context: 
http://www.nabble.com/Bayesian-IDS...help-tp15197689p15392995.html
Sent from the IDS (Intrusion Detection System) mailing list archive at 
Nabble.com.


------------------------------------------------------------------------
Test Your IDS

Is your IDS deployed correctly?
Find out quickly and easily by testing it
with real-world attacks from CORE IMPACT.
Go to 
http://www.coresecurity.com/index.php5?module=Form&action=impact&campaign=intro_sfw
to learn more.
------------------------------------------------------------------------

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