FUD about CGD and GBDE

Daniel Carosone dan at geek.com.au
Mon Mar 7 21:17:50 GMT 2005


On Mon, Mar 07, 2005 at 09:43:13AM -0700, soralx at cydem.org wrote:
> 
> > I also believe that it would be beneficial to implement regular rewriting
> > of randomly picked lock sector(s) at random times during a user specified
> > interval (up to x rewrites within n seconds) in order to further obscure
> > the write pattern and provide additional protection for lock sectors.
> 
> I agree. 

I don't. Hiding the lock sector is pointless for hot disk attacks. A
malicious SAN administrator (and other intermediaries, if transport
encryption is not used) can identify the lock sector trivially,
because gbde decrypts its location and tells you: it goes straight
there on startup.

--
Dan.
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