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List:       loganalysis
Subject:    [logs] Re: Anonymizing System Logs
From:       Stefano Zanero <zanero () elet ! polimi ! it>
Date:       2007-01-23 18:03:17
Message-ID: 45B64DE5.9020506 () elet ! polimi ! it
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Tom Le wrote:

> Make sure you modify the timestamps.  

This would make the data less useful for people doing time sequence
analysis experiments (such as myself :)

> a static mapping.  But you do give away some security as some
> information can be reversed engineered from the logs with static
> mappings.

Same consideration as above applies !

> Finally, you can consider the concept of "polluting" your own data. 

You could apply the concepts of k-anonymity to this in some way, but I'd
advise against inserting noise... if you do any kind of analysis for new
pattern extraction algorithms, you'll end up with a lot of nonsense.

Stefano
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