consensus algorithm Archives

Breaking

Bitcoin’s Repeated Bull and Bear Market Cycles Bitcoin: Empowering Individuals to Be Their Own Bank Bitcoin vs. Ethereum: Money vs. Application Platform Understanding Blockchain: Bitcoin’s Public Ledger From Goods to Real Estate: Using Bitcoin for Purchases

October 19, 2025

How Miners Verify Bitcoin Transactions Using Crypto Puzzles

Miners verify bitcoin transactions by solving cryptographic puzzles – finding a valid nonce to meet a target hash. This proof-of-work secures the network by making block creation computationally costly.

October 14, 2025

Understanding 51% Attacks: Majority Hash Power Explained

A 51% attack happens when an entity controls over half of a blockchain’s mining/hashing power, allowing double-spends, transaction censorship, and chain reorganizations that compromise network integrity.