DES: Final Permutation

Posted by attriel June 10th, 2008

After 16 cycles are complete, we take the L(16) and R(16), catenate them, and use the following Final Permutation to generate our encrypted 64-bit data block

40 8 48 16 56 24 64 32
39 7 47 15 55 23 63 31
38 6 46 14 54 22 62 30
37 5 45 13 53 21 61 29
36 4 44 12 52 20 60 28
35 3 43 11 51 19 59 27
34 2 42 10 50 18 58 26
33 1 41 9 49 17 57 25

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