Bitcoin & Mining

Bitcoin

Also: BTC

The first cryptocurrency, launched in January 2009 following a whitepaper published in October 2008. It is a decentralized digital currency with a fixed supply cap of 21 million coins, secured by Proof-of-Work mining. "Bitcoin" with a capital B usually means the network; "bitcoin" in lowercase, the coin.

General education, not investment, legal or tax advice. Markets and regulation change quickly: where a definition depends on current law or on a recent event, check the latest coverage before relying on it.