[cryptography] ciphers with keys modifying control flow?

Steven Bellovin smb at cs.columbia.edu
Sun Sep 26 22:18:03 EDT 2010


On Sep 26, 2010, at 9:38 45PM, Sandy Harris wrote:

> On Mon, Sep 27, 2010 at 9:14 AM, Steven Bellovin <smb at cs.columbia.edu> wrote:
>> Does anyone know of any ciphers where bits of keys modify the control path, rather than just data operations?
> 
> I can think of two:
> http://en.wikipedia.org/wiki/FROG
> http://en.wikipedia.org/wiki/BassOmatic

Thanks.
> 


		--Steve Bellovin, http://www.cs.columbia.edu/~smb








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