Waseem Shahzad, Abdul Basit Siddiqui, Farrukh Aslam Khan. Cryptanalysis of four-rounded DES using binary particle swarm optimization. In Franz Rothlauf, editor, Genetic and Evolutionary Computation Conference, GECCO 2009, Proceedings, Montreal, Québec, Canada, July 8-12, 2009. pages 1757-1758, ACM, 2009. [doi]
Abstract is missing.