Internet Security - Dang Thanh Binh's Page

Magic constants:
Pw = b7e15163
Qw = 9e377969
Converting the secret key from bytes to words:
L[0] = 67452301 L[1] = efcdab89
L[2] = 34231201 L[3] = 78675645
Mixing in the secret key S
SYMMETRIC BLOCK CIPHERS 99
S[0] = 05479d38 S[1] = e4a3e582 S[2] = fbcc7a4b S[3] = e878faa4
S[4] = 8ed14980 S[5] = 5f5873fd S[6] = aec05ae6 S[7] = aafffe1d
S[8] = 6bf8b7e3 S[9] = 64e27682 S[10] = 23c4d46f S[11] = da521c4b
S[12] = 662b9392 S[13] = c51ae971 S[14] = be84587a S[15] = 473c1481
S[16] = ab246684 S[17] = b9770047 S[18] = 98327b6a S[19] = 529be229
S[20] = b992809a S[21] = 79c1fa56 S[22] = 617cd18d S[23] = 1bcb9a08
S[24] = 8babbbb3 S[25] = 0dd061bd S[26] = 8c1ec8a2 S[27] = 20f286d0
S[28] = faf8eff4 S[29] = 46b87c92 S[30] = c5096b01 S[31] = dbdcc9b0
S[32] = d1b212b4 S[33] = dd0f3d38 S[34] = 27c02df3 S[35] = 0fb21526
S[36] = 46e0faa6 S[37] = e9d9748f S[38] = e274fdcc S[39] = 09ae3f8e
S[40] = 95f85e40 S[41] = a9f90a40 S[42] = f0e51469 S[43] = 45f060d1
Encryption
Using Figure 3.12, compute the ciphertext of RC6-32/20/16.
Initial value in each register:
A = 35241302 B = 7eaff47e
C = bdac9b8a D = d684c550
Encryption process
Round A B C D
1 7eaff47e a17a48d4 d684c550 fdbc336a
2 a17a48d4 Fd35085f fdbc336a 8d81f7b9
3 fd35085f 9300620e 8d81f7b9 2d144999
4 9300620e 5013ef46 2d144999 53caa736
5 5013ef46 8c83dd52 53caa736 ef7cbe5d
6 8c83dd52 f8754ace ef7cbe5d 8cc61508
7 f8754ace 49dd0a20 8cc61508 0035d1db
8 49dd0a20 662fc8cb 0035d1db 7e9553f1
9 662fc8cb 8fde9634 7e9553f1 84ceecec
10 8fde9634 Ce5ac268 84ceecec 42aa5994