AES-based primitives LUX, Cheetah. Alex Biryukov University of Luxembourg 2009. Contents. Design of Cheetah Design of LUX Speed vs Security discussion (see the last slide). Cheetah. 256-bit state 1024-bit message 16 Rijndael 256-bit rounds
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University of Luxembourg
(see the last slide)
(Hirose at al Asiacrypt’07)
Need to fix the permutation to avoid fixed points (make IV non-zero, adding a constant, output transform?)
(Schläffer et al)
Resume: scratched but not broken.
We encourage more cryptanalysis of the compression function and the mode.
(Reversible computation ????)