DES

DES is no longer used but was a very popular algorithm at one time. The principal of DES is important to understand because it is used in other ciphers. If DES encrypts 64 message bits, why is the effective key size only 56 bits? Why is DES no longer used?

Source: Steven Gordon, https://www.youtube.com/watch?v=fEKdpsCbtC8
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Last modified: Thursday, April 15, 2021, 3:38 PM