17 Dec
2003
17 Dec
'03
11:17 p.m.
From: Carl Ellison <cme@TIS.COM>
Has it already been observed that the key scheduling repeats keys every 5 rounds?
There have been a couple of good messages on sci.crypt, one by Colin Plumb and one by Thomas Jakobsen. The latter mentioned something similar re key scheduling. I hadn't noticed it. Chalk up another apparent weakness. Hal