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What Is Bitcoin? A Beginner’s Guide to Bitcoin Mining, Halving, and Real-World Uses

In 2008, a pseudonymous programmer named Satoshi Nakamoto published a 9-page document outlining a new decentralized, digital currency. They called it Bitcoin.

Updated Mar 25, 2025, 6:00 p.m. Published Jan 26, 2022, 4:33 p.m.
(Getty Images)
(Getty Images)