Why don't quadratic residues like to brag? Because they're too mod-est [Read More]

This will be a super short post, but I just want to cover a couple core concepts to make sure we’re all on the same page. [Read More]

As we’ve already discussed, prime factorization is cool, but highly inefficient when it comes to determining if an extremely large number is prime. So here comes an introduction about the Solovay-Strassen primality test. [Read More]

In cryptography, we use large probably prime numbers to encrypt traffic. But how do we know if a large number is prime? [Read More]

What is an index in SQL and what questions should we ask before deciding to use one? [Read More]