Rc7 Cracked =link= Review

RC7 is a block cipher designed by Rivest in 1997. It has been widely used and has been considered to be a secure encryption algorithm. However, in this paper, we present a practical cryptanalytic attack on RC7. Our attack uses a combination of techniques, including differential cryptanalysis and linear cryptanalysis. We show that RC7 is not as secure as previously thought, and that a large number of rounds can be distinguished from a random permutation.

You're referring to the alleged cracking of the RC7 block cipher! rc7 cracked

The authors conclude that RC7 is not as secure as previously thought and that a large number of rounds can be distinguished from a random permutation. They also show that a practical attack on RC7 is feasible, which can recover the secret key. RC7 is a block cipher designed by Rivest in 1997