It was the spring of 1942. America’s back was against the wall. The Japanese Navy ruled the Pacific. Pearl Harbor was still in ruins. In a dim basement beneath Pearl, Commander Joseph Rochefort ...
Edward Hebern of California designed this machine to encipher and decipher typed messages. It uses one of the most important developments in cipher machines, the rotor. Rotary cipher machines were ...
Before and during World War II, British cryptologists developed variations on the commercial ENIGMA cipher machine. These were used to encrypt and decrypt messages so that communication could be sent ...
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