Author Question: Also referred to as conventional encryption, secret-key, or single-key encryption, _________ ... (Read 113 times)

cherise1989 · **on:** Jul 7, 2018

Also referred to as conventional encryption, secret-key, or single-key encryption, _________ encryption was the only type of encryption in use prior to the development of public-key encryption in the late 1970's.

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Question 2

Many symmetric block encryption algorithms including DES have a structure first described by _________ of IBM in 1973.

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