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1 Data Encryption Standard
"An encryption algorithm that uses a 56-bit key and maps a 64-bit input block to a 64-bit output block. The key appears to be a 64-bit key, but one bit in each of the eight bytes is used for odd parity, resulting in 56 bits of usable key." -
2 DES
"An encryption algorithm that uses a 56-bit key and maps a 64-bit input block to a 64-bit output block. The key appears to be a 64-bit key, but one bit in each of the eight bytes is used for odd parity, resulting in 56 bits of usable key."
См. также в других словарях:
bit — bit1 W1S1 [bıt] adv, pron ▬▬▬▬▬▬▬ 1¦(only slightly)¦ 2¦(amount)¦ 3¦(quite a lot)¦ 4¦(time/distance)¦ 5 a bit of a something 6 not a bit/not one bit 7 every bit as important/bad/good etc 8 bit by bit 9 a/one bit at a time … Dictionary of contemporary English
odd — [[t]ɒ̱d[/t]] ♦♦ odder, oddest 1) ADJ GRADED If you describe someone or something as odd, you think that they are strange or unusual. → See also odd looking He d always been odd, but not to this extent... What an odd coincidence that he should… … English dictionary
odd parity — This indicates that the parity bit is always set so that the sum of the bits in a byte, plus the parity bit, is an odd number … Dictionary of telecommunications
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bit — noun (esp. BrE) 1 a bit small amount ADJECTIVE ▪ little, teensy (informal), wee (esp. BrE) ▪ He helped me a little bit in the afternoon. PHRASES ▪ … Collocations dictionary
odd — adj. VERBS ▪ be, feel, look, seem, smell, sound, taste ▪ consider sth, find sth, think sth … Collocations dictionary
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Parity bit — 7 bits of data (number of 1s) 8 bits including parity even odd 0000000 (0) 00000000 10000000 1010001 (3) 11010001 01010001 1101001 (4) 01101001 11101001 1111111 (7) 11111111 … Wikipedia
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