substitution-permutation encryption algorithm - vertaling naar russisch
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substitution-permutation encryption algorithm - vertaling naar russisch

CIPHER DESIGN CONSTRUCTION
SP-network; Substitution-Permutation network; Substitution-permutation network; Permutation (Cryptography); Permutation (cryptography); Substitution–Permutation network

substitution-permutation encryption algorithm      
алгоритм заменно-перестановочного шифрования
data encryption standard         
  • DES cracking machine]] contained 256,856 custom chips and could brute-force a DES key in a matter of days—the photo shows a DES Cracker circuit board fitted with several Deep Crack chips.
EARLY UNCLASSIFIED SYMMETRIC-KEY BLOCK CIPHER
DataEncryptionStandard; Data Encryption Algorithm; Data encryption standard; Single DES; DES (cryptography)

общая лексика

стандарт DES

Смотрите также

DES

Data encryption standard         
  • DES cracking machine]] contained 256,856 custom chips and could brute-force a DES key in a matter of days—the photo shows a DES Cracker circuit board fitted with several Deep Crack chips.
EARLY UNCLASSIFIED SYMMETRIC-KEY BLOCK CIPHER
DataEncryptionStandard; Data Encryption Algorithm; Data encryption standard; Single DES; DES (cryptography)
See: DES

Definitie

Data Encryption Algorithm
(DEA) An ANSI standard defined in ANSI X3.92-1981. It is identical to the Data Encryption Standard (DES). (1994-12-06)

Wikipedia

Substitution–permutation network

In cryptography, an SP-network, or substitution–permutation network (SPN), is a series of linked mathematical operations used in block cipher algorithms such as AES (Rijndael), 3-Way, Kalyna, Kuznyechik, PRESENT, SAFER, SHARK, and Square.

Such a network takes a block of the plaintext and the key as inputs, and applies several alternating rounds or layers of substitution boxes (S-boxes) and permutation boxes (P-boxes) to produce the ciphertext block. The S-boxes and P-boxes transform (sub-)blocks of input bits into output bits. It is common for these transformations to be operations that are efficient to perform in hardware, such as exclusive or (XOR) and bitwise rotation. The key is introduced in each round, usually in the form of "round keys" derived from it. (In some designs, the S-boxes themselves depend on the key.)

Decryption is done by simply reversing the process (using the inverses of the S-boxes and P-boxes and applying the round keys in reversed order).

Vertaling van &#39substitution-permutation encryption algorithm&#39 naar Russisch