the triple DES computation is considered here. Given three keys: K1 = 0x260b152f31b51c68 K2 = 0x321f0d61a773b558 K3 = 0x519b7331bf104ce3 and the plaintext P = 0x403da8a295d3fed9 The 16-round keys corresponding to each given key K1, K2 and K3 are compute? Round K1 K2 K3 1 000ced9158c9 5a1ec4b60e98 03e4ee7c63c8 2 588490792e94 710c318334c6 8486dd46ac65 3 54882eb9409b c5a8b4ec83a5 575a226a8ddc 4 a2a006077207 96a696124ecf aab9e009d59b 5 280e26b621e4 7e16225e9191 98664f4f5421 6 e03038a08bc7 ea906c836569 615718ca496c 7 84867056a693 88c25e6abb00 4499e580db9c

Systems Architecture
7th Edition
ISBN:9781305080195
Author:Stephen D. Burd
Publisher:Stephen D. Burd
Chapter8: Data And Network Communication Technology
Section: Chapter Questions
Problem 41VE
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, the triple DES computation is considered here.
Given three keys:
K1 = 0x260b152f31b51c68
K2 = 0x321f0d61a773b558
K3 = 0x519b7331bf104ce3
and the plaintext P = 0x403da8a295d3fed9
The 16-round keys corresponding to each given key K1, K2 and K3 are compute?
Round K1 K2 K3
1 000ced9158c9 5a1ec4b60e98 03e4ee7c63c8
2 588490792e94 710c318334c6 8486dd46ac65
3 54882eb9409b c5a8b4ec83a5 575a226a8ddc
4 a2a006077207 96a696124ecf aab9e009d59b
5 280e26b621e4 7e16225e9191 98664f4f5421
6 e03038a08bc7 ea906c836569 615718ca496c
7 84867056a693 88c25e6abb00 4499e580db9c

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