[Cryptography] Symmetric cipher + Backdoor = Public Key System
Jerry Leichter
leichter at lrw.com
Sat Sep 7 21:54:55 EDT 2013
On Sep 7, 2013, at 7:56 PM, Perry E. Metzger wrote:
>> I'm not as yet seeing that a block cipher with a backdoor is a public
>> key system,
>
> Then read the Blaze & Feigenbaum paper I posted a link to. It makes a
> very good case for that, one that Jerry unaccountably does not seem to
> believe. Blaze seemed to still believe the result as of a few days ago.
I've given quite a bit of argument as to why the result doesn't really say what it seems to say. Feel free to respond to the actual counterexamples I gave, rather than simply say I "unaccountably" don't believe the paper.
-- Jerry
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