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DES    音标拼音: [d'ɛ] [d,ɪ]
数据加密标准

数据加密标准

DES
n 1: a potent estrogen used in medicine and in feed for
livestock and poultry [synonym: {diethylstilbestrol},
{diethylstilboestrol}, {stilbestrol}, {stilboestrol},
{DES}]
2: synthetic nonsteroid with the properties of estrogen;
formerly used to treat menstrual problems but was found to be
associated with vaginal cancers in the daughters of women so
treated during pregnancy [synonym: {diethylstilbesterol}, {DES},
{stilbesterol}]

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    Data Encryption Standard (DES) is a now outdated symmetric key data encryption method It was adopted in 1977 by government agencies to protect sensitive data and was officially retired in 2005 DES was the first encryption algorithm approved for public disclosure
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    What is the DES Algorithm in Cyber Security? The DES (Data Encryption Standard) algorithm is a symmetric-key block cipher created in the early 1970s by an IBM team and adopted by the National Institute of Standards and Technology (NIST) The algorithm takes the plain text in 64-bit blocks and converts them into ciphertext using 48-bit keys
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    Data encryption standard (DES) has been found vulnerable to very powerful attacks and therefore, it was replaced by Advanced Encryption Standard (AES) It is a block cipher that encrypts data in 64 bit blocks It takes a 64-bit plaintext input and generates a corresponding 64-bit ciphertext output





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