Loosening the KNOT

Abstract. In this paper, we present differential attacks on the selfsynchronizing stream cipher KNOT. Our best attack recovers 96 bits of the secret key with time complexity of 262 and requires 240 chosen ciphertext bits.

• Type: Conference
• Year: 2003
• Where: FSE
• Authors: Antoine Joux, Frédéric Muller
• Keywords: Ciphertext Bits, Cryptography, Differential Attacks, FSE 2003, Selfsynchronizing Stream Cipher