New answers tagged statistical-test
"Can a permutation/transposition cipher by itself apply diffusion?" Yes, it can. Look at a Pearson Hash. It's effectively a Merkle-Damgard construction operating on a block size of 8 bits. Bush has hit it on the head. Shannon's principle applies to large block sizes that cannot be operated upon by a single large substitution box. Pearson uses an 8 bit ...
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