Are you considering investing in cryptocurrency? Before you start, it's essential to understand the concept of blockchain and how it works. Blockchain is the underlying technology that powers most cryptocurrencies and enables secure and transparent transactions. It's a decentralized system that records transactions on a public ledger, making it virtually impossible to manipulate or hack.

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Absolutely key to grasp. Blockchain's decentralization and transparency are what give cryptocurrencies their unique value and security. Dive deeper into smart contracts and consensus mechanisms for a fuller picture.