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Re: More "S-1" foolishness

>For that matter, fullkey will be a constant for any key with all the bytes
>the same.  This might constitute a class of weak keys.

Interestingly, though, such keys are not weak in the sense that the
all-zero/all-one key is weak in DES.  There doesn't seem to be any
obvious way to key it such that encryption == decryption.