Keep it secret, stupid!

Matt Blaze mab at research.att.com
Sun Jan 26 19:43:51 EST 2003


> Matt Blaze wrote:
> 
> > Once I understood the basics, I quickly discovered, or more accurately
> > re-discovered, a simple and practical rights amplification (or
> > privilege escalation) attack to which most master-keyed locks are
> > vulnerable.
> >     http://www.crypto.com/masterkey.html
> 
> Matt, is there some reason why you didn't bother asking a single locksmith
> if they knew about this attack already before claiming it was 'new' in
> your paper? Have you looked into the differences in actual costs of
> production of the various ways of making locks more secure? Do you have
> any information on how common various ways of breaking into locks are done
> in practice?

Of course I did.  What gave you the idea that I didn't?

> 
> I'm not arguing that security through obscurity is a good thing, just
> pointing out that your claims of the importance of your publication are
> being made mostly in ignorance.
> 
> -Bram Cohen
> 
> "Markets can remain irrational longer than you can remain solvent"
>                                         -- John Maynard Keynes
> 



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