by Stephen Pincock
From the time of the ancient pharaohs to the modern world of Internet banking, civilization has relied on codes and ciphers to keep its secrets. The 4,000-year history of cryptography has been a kind of arms race: Each time a more complex encryption has been developed, it has been attacked and, more often than not, decoded; and each time, in response, codemakers have produced tougher and tougher codes. ...
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