Learning cryptography is very rewarding, but it’s best approached step-by-step, because it sits at the intersection of mathematics, computer science, and security thinking. Given your past interest in abstract algebra and philosophy of mathematics, you actually have a good foundation for the theoretical side. Below is a clear roadmap, from beginner to advanced, with concrete resources. ⸻ 1. Prerequisites (don’t… Continue reading Become a secret agent by learning cryptography