Sigaba: Cryptanalysis of the Full Keyspace

In this paper we consider an attack on the SIGABA cipher under the assumption that the largest practical keyspace is used. The attack highlights various strengths and weaknesses of SIGABA and provides insight into the inherent level of security provided by the cipher.

• Type: Journal
• Year: 2007
• Where: CRYPTOLOGIA
• Authors: Mark Stamp, Wing On Chan
• Keywords: CRYPTOLOGIA 2007, Largest Practical Keyspace, SIGABA Cipher, Various Strengths