Rsa, Miller Rabin, Prime Numbers, Algorithms, Cryptography.
prime. The Miller–Rabin Primality Test is harder to fool than the Fermat test. Let’s take a closer look at how n=561 fails the test with a=5. Note, 561 =2⁴ (35). Since step 3 is not satisfied and we move to step 4. We see that none of the squares, 23², 23⁴,23⁸ equal to -1 mod 561. So 561 is