IT 270A: Applied Cryptography
Problem 1. (10 marks) Alice wants to send an encrypted message to Bob. Bob first computes
his RSA parameters. He then sends Alice his public key. Alice encrypts the message and sends the
ciphertext y to Bob. Bob decrypts y using his private key. For the two prime numbers p = 5 and
q = 7, and the plain message x = 4, show the………………………….. Rest assignment is in attached files.