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Dent, Alexander W., and Chris J. Mitchell. User’s Guide to Cryptography and Standards. Artech House computer security series. Boston: Artech House, 2005. Web. <http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=13399215330002671&institutionId=2671&customerId=2670>.
Ferguson, Niels. Cryptography Engineering: Design Principles and Practical Applications. Indianapolis, IN: Wiley, 2010. Print.
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Levy, Steven. Crypto: How the Code Rebels Beat the Government, Saving Privacy in the Digital Age. London: Penguin, 2002. Print.
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Mel, H. X., and Doris Burnett. Cryptography Decrypted. Harlow: Addison-Wesley, 2001. Print.
Piper, F. C., and Sean Murphy. Cryptography: A Very Short Introduction. New York: Oxford University Press, 2002. Print.
Piper, Fred, and Sean Murphy. Cryptography: A Very Short Introduction. Very short introductions. Oxford: Oxford University Press, 2002. Web. <http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=13398644790002671&institutionId=2671&customerId=2670>.
Schneier, Bruce. Applied Cryptography: Protocols, Algorithms and Source Code in C. 2nd ed. New York: Wiley, 1996. Print.
Singh, Simon. The Code Book: The Secret History of Codes and Codebreaking. London: Fourth Estate, 2000. Print.
Stinson, Douglas R. Cryptography: Theory and Practice. 3rd ed. Discrete Mathematics and Its Applications. London: Chapman & Hall/CRC, 2006. Print.