Cryptography and Network Security: Principles and Practice, 7th Edition

Chapter 2:

2.22 Use Fermat's theorem to find a number x between 0 and 37 with x3 congruent to 4 modulo 37. (You should not need to use any brute-force searching.) 2.22 Use Fermat's theorem to find a number x between 0 and 37 with x3 congruent to 4 modulo 37. (You should not need to use any brute-force searching.)