From the Rosetta Stone to public-key cryptography, the art and science of cryptology has been used to unlock the vivid history of ancient cultures, to turn the tide of warfare, and to thwart potential hackers from attacking computer systems. Codes: The Guide to Secrecy from Ancient to Modern Times explores the depth and breadth of the field, remain

From the Riddles of Ancient Egypt to Cryptography in the Renaissance-3,500 Years in the Making. From Sixteenth-Century Cryptography to the New Millennium-The Last 500 Years. Symmetric-Key Cryptography. Public-Key Cryptography. Cryptographic Protocols. Key Management. Message Authentication. Electronic Mail and Internet Security. Applications and the Future. Non-Cryptographic Security Issues. Information Theory and Coding. Appendix A: Mathematical Facts. Appendix B: Pseudo-Random Number Generation. Appendix C: Factoring Large Integers. Appendix D: Technical and Advanced Details. Appendix E: Probability Theory. Appendix F: Recognizing Primes. Appendix G: Exercises. Bibliography. List of Symbols. Index.