December2015 Cs Q25

0. Using p = 3, q = 13, d = 7 and e = 3 in the RSA algorithm, what is the value of ciphertext for a plain text 5 ?

  • Option : A
  • Explanation : p = 3, q = 13, d = 7, e = 3, M = 5, C = ? C = Me mod n n = p * q = 3 * 13 = 39 C = 53 mod 39 = 8 So, option (A) is correct.
Cancel reply
Cancel reply