4- amaliy ish Guruh: 715-19 axf
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4- amaliy ish Guruh 715-19 axf
17. 𝑥 11 + 𝑥 2 + 1
F(x) = 𝑥 11 + 𝑥 2 + 1 Dastlabki holat - 100000000101 K=101000000001110 100000000101 -> 1 xor 1 xor 1 = 1 110000000010 -> 1 xor 0 xor 0 = 1 111000000001 -> 1 xor 0 xor 1 = 0 011100000000 -> 0 xor 0 xor 0 = 0 001110000000 -> 0 xor 0 xor 0 = 0 000111000000 -> 0 xor 0 xor 0 = 0 000011100000 -> 0 xor 0 xor 0 = 0 000001110000 -> 0 xor 0 xor 0 = 0 000000111000 -> 0 xor 0 xor 0 = 0 000000011100 -> 0 xor 1 xor 0 = 1 100000001110 -> 1 xor 1 xor 0 = 0 010000000111 -> 0 xor 1 xor 1 = 0 001000000011 -> 0 xor 0 xor 1 = 1 100100000001 -> 1 xor 0 xor 1 = 0 010010000000 -> 0 xor 0 xor 0 = 0 K=101000000001110 2)
KALIT : 101000000001110 Shifrlash: SALIMOVMIRJALOL 10010 00000 01011 01000 01100 01110 11001 01100 01000 10001 01001 00000 01011 01110 01011 xor 10100 00000 01110 10100 00000 01110 10100 00000 01110 10100 00000 01110 10100 00000 01110 ______________________________________________________________________ 00110 00000 00101 11100 01100 00000 01101 01100 00110 00101 01001 01110 11111 01110 00101 Shifrmatn: GAF#MANMGFJO*OF Deshifrlash: 00110 00000 00101 11100 01100 00000 01101 01100 00110 00101 01001 01110 11111 01110 00101 xor 10100 00000 01110 10100 00000 01110 10100 00000 01110 10100 00000 01110 10100 00000 01110 __________________________________________________________________ 10010 00000 01011 01000 01100 01110 11001 01100 01000 10001 01001 00000 01011 01110 01011 SALIMOVMIRJALOL Download 59.19 Kb. Do'stlaringiz bilan baham: |
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