Information and Network Security | Set 2

1. For p = 11 and q = 19 and choose e=17. Apply RSA algorithm where message=5 and find the cipher text.

A. C=23

B. C=56

C. C=92

D. C=80

Correct : D. C=80

2. For p = 11 and q = 19 and choose d=17. Apply RSA algorithm where Cipher message=80 and thus find the plain text.

A. 5

B. 12

C. 43

D. 54

Correct : A. 5

3. Perform encryption on the following PT using RSA and find the CT. p = 3; q = 11; M= 5.

A. 18

B. 12

C. 26

D. 28

Correct : C. 26

4. Perform encryption on the following PT using RSA and find the CT. p = 5; q = 11; M= 9.

A. 43

B. 14

C. 112

D. 54

Correct : B. 14

5. Perform encryption on the following PT using RSA and find the CT. p = 7; q = 11; M= 8.

A. 58

B. 34

C. 123

D. 57

Correct : D. 57

6. Perform encryption on the following PT using RSA and find the CT. p = 11; q = 13; M = 7.

A. 78

B. 45

C. 124

D. 25

Correct : C. 124

7. Perform encryption on the following PT using RSA and find the CT. p = 17; q = 31; M = 2.

A. 128

B. 124

C. 127

D. 167

Correct : A. 128

8. n = 35; e = 5; C = 10. What is the plaintext (use RSA)?

A. 2

B. 4

C. 5

D. 6

Correct : C. 5

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