What Is Proof-Of-Stake?IntroductionIn the previous blog posts, we discussed the fundamentals of blockchain and Proof-Of-Work which was first used by Satoshi Nakamoto and is widely used on the Bitcoin blockchain. For the scope of this blog post, I wanted to focus on another consensus algorithm — Proof-Of-Stake. The fundamental difference between Proof-Of-Work and Proof-Of-Stake is that Proof-Of-Stake works by selecting validators in proportion to their quantity of holdings in the associated cr...