87 87 87 87 87" with the Key (OE32 923E A & DO se these table below for key generation utation choice 1 table PC-1 -41 33 25 17 9 tables below for message e 50 42 34 26 18 59 51 43 35 27 3 60 52 44 36 Initial permutation. 47 39 31 23 15 54 46 38 30 22 61 53 45 37 29 IP 20 20 12 4 5
87 87 87 87 87" with the Key (OE32 923E A & DO se these table below for key generation utation choice 1 table PC-1 -41 33 25 17 9 tables below for message e 50 42 34 26 18 59 51 43 35 27 3 60 52 44 36 Initial permutation. 47 39 31 23 15 54 46 38 30 22 61 53 45 37 29 IP 20 20 12 4 5
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
Related questions
Question
Transcribed Image Text:S₁
By using advanced encrption standards encrypt the following messag
87 87 87 87 87 87 87 87" with the key (0E32923E A6D0D73)
Note: Use these table below for key generation
permutation choice 1 table
S₁
PC-1
49
57
41
17
25
Tables below for message eneryption
50
26
34
58
1
10
35
2
59
43
19
44
11
3
52
Initial permutation.
55
31
63
47
23
62
7
54
30
38
14
37
61
6
45
IP
21
13
5
20
12
58
50
42
34
26 18
60
52
44
36
28
20
62
54
46
38
30
22
Iteration number tabl
64
56
48
40
32
24
57
49
41
33
25
17
59
51
43
35
27
19
61
53 45
37
29
21
Number of
63
55
47
39
31
23
Iteration
Number
Left Shifts
1
1
2
1
3
Expansion table
4
5
6
E BIT-SELECTION TABLE
1
2
3
4
5
6
7
8
9
10
11
13
14
15
17
18
19
21 22
23
25
26
27
29
30
31
▬▬▬▬▬▬▬▬▬▬
3
23
16
41
30
44
46
7
52
40
49
42
8
9
33 2 1 50 39 6 3 38
51
39
50
42
51
60
46
53
28
10
11
12
13
2
14
15
16
Prmutation choice 2 tabl
PC-2
14
17
11
24
1
28
15
21
19
12
26
7 27
13
2
31
47 55
33
48
34
53
29 32
6
4
20
37
2
2
2
2
2
1
2
45
56
36
2
26579586
5
10
8
18
36
15.
22
32
4
8
12
16
20
24
28
WHOAND
SEDANG
10
12
14
16
9
11
13
15
12
16
20
24
28
32
N 6000 min
2
4
8
1
3
5
7
5
9
13
17
21
25
29
1
S₂
S₂
S₂
S
14
0
4
Sy
15
15
3
0
13
10
13
13
1
7
13
10
T
14
4
11
12
10
4
9
13
7
1 14
8
8
4
7
1.5
12
1
13
14
3
15
2 12
8
0
7
6
10
13
8
6
11.
2
8
1
15
14
4
4
11
13 0
1
4
6
13
1
3
11
10
2
15
11
(
0
4
13.
14
11
9
0
4
2
I
12
10
4
15
2
2
11
11
13
8
13
1
4
8
2
14
7
4
11
1
14
9
9
0
3
5
0
6
1
12
11
7
15
2
5
12
14
7
13
8
S-Box table
2
15
11 8
3
14
13 I
13
2
11
1
4
4
6
15
10
3
6
3
8
6
0
6
12
10
7
2
9
15
4
2
6
9
12
11
1
2
4
15
3
4
15
9
6
15
11
3
8
1
7
10
4 7
10 13
7
1 14
2
9
2
6
12 9
8
12
5
15
0
9
3
4
15
13
4
15
6
3
8
9
0
7
13
11
13
8
1
7
10
0
7
10
3
13
10
13
3
14
10
14 10
10
7
9
6
11
1
8
10
3
7
4
S
7
1
9
12
2
14
2
1
14
7
4
10
8
13
(Permutation table)
(P)
16
7 20 21
29
12 28 17
1
15 23 26
5
18 31 10
2 8 24 14
32 27
3
9
19 13
30
6
22
11
4
25
10
13
15
8
5
3
7
4
9
14 12
15
2
11
5
1
13
2 8
1
15.
2
7
1
4
5
0
9
5
11
8
9
6
8
1
3
8 15
6
0
6
7
4
1
4
15
11
10
A
12
10
6
0
12
11
9
3
7
2
0
1
8
12
6 7
12
15
13
1
0
14
12
3
15
5
9
5
6
12
6
3
2
14
8
2
3
5
3
15
12
0
3
13
4
1
6
5
4
3
2
1
9
5
6
0
3
6
10
12
11
7
14
13
10
6
12
7
14
12
3
5
V
12
14
11
15
10
5
9
4
14
10
7
7
12
8
15
14
11
13
5
9
5
3 10
0
0
10
12
6
9
0
11
12
5
11
11
1
5
12
13
3
6
10
14
0
1
6
5
2
0
14
5
0
9
15
9
3
5
4
11
10.
5
12
10
2
7
0
9
3
4
7
11
13
0
10
15
5
2
0
14
0
3
5
6
5
BOHNWAG
11
2
2
15
14
2
4
14
8
2
14
8
0
5
5
3
11
8
6
8
9
3
12
7
8
0
13
10
5
15
9
8
1
7
12
15
9
4
14
9
6
14
9
3 5
15
12
9
0
3
5
6
11
Inverse initial permutation
✓
IP-¹
40
8
48
16
39
47
15
38
46
14
37
45
13
36
44
12
35
43
11
34
42
33
41
3
11
8
6
13
1
6
2
12
7
2
8
24 64
63
62
61
60
59
58
57
JOBOHNEN
5.6
55 23
54
22
53
21
52
20
51
19
50
18
49 17
32
31
30
29
28
27
26
25
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