Re: regexless parsing, again?

"Bill Scherr IV" <[email protected]> Mon, 24 Sep 2007 19:03:22 -0400
Newsgroups gmane.comp.sysutils.loganalysis
Message-ID <[email protected]>
Ummm...

   How is a "pattern" different from a "regex"???

B.

Circa 15:30, 24 Sep 2007, a note, claiming source Anton Chuvakin <[email protected]>, was sent to 
me:

Date sent:      	Mon, 24 Sep 2007 15:30:30 -0700
From:           	"Anton Chuvakin" <[email protected]>
To:             	[email protected]
Subject:        	Re: [logs] regexless parsing, again?

> BTW,  here is a patent for log management , which (among other things)
> "explains" how to "parse" unknown logs, apparently with no manually
> written regexes in sight...
> 
> http://www.freshpatents.com/System-and-method-for-analysis-and-managem
> ent-of-logs-and-events-dt20060817ptan20060184529.php?type=description
> 
> "[0031] Another preferred embodiment of the present invention
> describes a method for parsing log data with undefined grammar. The
> method comprises the following steps: a) storing more than one pattern
> object record of different grammar types, b) receiving at least a
> portion of raw log data input from at least one computerized system,
> c) identifying the delimiter of the portion of raw log data's grammar,
> d) using the delimiter for generating a new pattern object
> representing the grammar type of the log data, the new pattern object
> comprising a list of terms, and e) storing the new pattern object. "
> 
> -- 
> Anton Chuvakin, Ph.D., GCIA, GCIH, GCFA
>       http://www.chuvakin.org
>   http://chuvakin.blogspot.com
>     http://www.info-secure.org
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Bill Scherr IV, GSEC, GCIA
Principal Security Engineer
EWA Information and Infrastructure Technologies
[email protected]
[email protected]
703-478-7608