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Was des a cryptographer?

According to a NIST retrospective about DES, The DES can be said to have "jump-started" the nonmilitary study and development of encryption algorithms. In the 1970s there were very few cryptographers, except for those in military or intelligence organizations, and little academic study of cryptography.

What is DES (Data Encryption Standard)?

What is DES? Data Encryption Standard (DES) refers to a symmetric key encryption algorithm that was developed by the National Institute of Standards and Technology (NIST) in 1977 as an official standard for encrypting data.

What is a DES cipher?

DES is the archetypal block cipher —an algorithm that takes a fixed-length string of plaintext bits and transforms it through a series of complicated operations into another ciphertext bitstring of the same length. In the case of DES, the block size is 64 bits.

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