DES Supplementary Material - Final Permutation (IP-1)

Final Permutation (IP-1)

IP−1
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

The final permutation is the inverse of the initial permutation; the table is interpreted similarly.

Read more about this topic:  DES Supplementary Material

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