1. Arkan KH Shakr Sabonchi, Bahriye Akay, Cryptanalysis of polyalphabetic cipher using differential evolution algorithm, htpps://doi.org/10.17559/tv-20190314095054.
2. K.P. Bergamann, Cryptanalysis using nature-inspired optimization algorithms, M.Sc., Thesis, in Department of Computer Science. The University Of Calgary: Galgary, Alberta, August 2007.
3. A parallel genetic algorithm for cryptanalysis of the poly alphabetic substitution cipher;Clark;Cryptologia,1997
4. Snake oil warning signs: encryption software to avoid;Curtin,1998
5. B. Delman, Genetic algorithms in cryptography, A Thesis Submitted in Partial Fulfillment of the Requirements for the Degree of Master of Science in Computer Engineering, Rochester, New York, July 2004.