The Scandalous History of the Last Rotor Cipher Machine
Cars That Think
AUGUST 31, 2021
For comparison, the Advanced Encryption Standard , which is used today to protect sensitive information in government, banking, and many other sectors, typically uses a 128- or a 256-bit key. The HX-63 includes, in addition to the hand crank, a nickel-cadmium battery to run the rotor circuit and printer if no mains power is available.
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