Block Chain

Chances are, you know what Bitcoin is. After all, it's valued at over $47,000 per Bitcoin right now. This post isn't about the business side of things, though, or the BTC speculative bubble. I want to explain how it works.1 Foundations: Hashes and Ledgers First, a hash algorithm is a way to convert a given string into an unpredictable string of a fixed length, called a digest.