How does SHA-256 work? (full explanation)

SHA-256 is one of the most popular hash algorithms around. Here I'll break down what is is, when you would use it in the real world, and how it works. If you want to learn more about cryptography in general, check out my course: https://boot.dev/learn/learn-cryptography You can also read up on my full blog post explaining SHA-256 step by step here: https://blog.boot.dev/cryptography/how-sha-2-works-step-by-step-sha-256/