[cryptography] ciphers with keys modifying control flow?

Sandy Harris sandyinchina at gmail.com
Sun Sep 26 21:38:45 EDT 2010


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



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