BitCoin: Consensus without Identity – The Block Chain Revolution
Consensus algorithms are typically built on the premise that nodes in a network have identities. However, BitCoin, the groundbreaking cryptocurrency, challenges this notion by operating without the need for node identities. In this article,...
Understanding a Simple Cryptocurrency: Exploring GoofyCoin and ScroogeCoin
TL;DR: This article introduces two imaginary cryptocurrencies, GoofyCoin and ScroogeCoin, to illustrate the concept of a simple blockchain. It explains the challenge of double-spending and the role of ScroogeCoin in preventing it. It further...
Understanding Cryptocurrency: Exploring Cryptographic Hash Functions and Digital Signatures
TL;DR: This article dives deep into cryptographic hash functions and their role in cryptocurrencies, primarily focusing on collision-free, hiding, and puzzle-friendly properties. It also explains SHA-256, the hash function used by Bitcoin, along with...