Define DES
Write down the abbreviation of DES? Briefly define it.
Expert
The abbreviation of DES is Data Encryption Standard, which is an encryption block cipher stated and endorsed by the U.S. government in the year 1977 as an official standard; the details can be recognized in the latest official FIPS (or Federal Information Processing Standards) publication regarding DES. This was initially developed at IBM. DES has been broadly learned as its publication is the most familiar and broadly used cryptosystem in the world.
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