1. Pre-image Resistance: Given a, hard to find b such that ____
Student ID: ______ Name: ______ s = ___ = 10 + “the last digit of your ID”, 10  s  19
A cryptographic hash function y = h(x) should satisfy the following properties
Pre-image Resistance: Given a, hard to find b such that ____
Collision Resistance: Hard to find any c  c such that ____
To minimize operations, the exponentiation xs takes ____ squares and ___ multiplications
In the RSA example (n = 33, e = 3, d = 7), sign the message s, and verify the signature