Using ‘RSA’ algorithm, if p = 13, q = 5 and e = 7, the value of d and cipher value of ‘6’ with (e, n) keys are:

Correct option is C

Given Data:
· p = 13
· q = 5
· e = 7
· Message to encrypt: M = 6
We need to find:
1. The private key (d).
2. The cipher value of M = 6 using the public key (e, n).