What is Bitcoin (BTC)?

Sponsored by What's this? What Is Bitcoin? Bitcoin (BTC) is a cryptocurrency, a virtual currency designed to act as money and a form of payment outside the control of any one person, group, or entity, thus removing the need for third-party involvement in financial transactions.

What is bitcoin & how does it work?

Unlike fiat currency, Bitcoin is created, distributed, traded, and stored using a decentralized ledger system known as a blockchain. Bitcoin and its ledger are secured by proof-of-work (PoW) consensus, which is also the "mining" process that introduces new bitcoins into the system. Bitcoin can be purchased via various cryptocurrency exchanges.

What is bitcoin mining?

Bitcoin mining is the process of adding new transactions to the Bitcoin blockchain. It’s a tough job. People who choose to mine Bitcoin use proof of work, deploying computers in a race to solve mathematical puzzles that verify transactions.

What is the difference between Bitcoin and blockchain?

Bitcoin, on the other hand, does not have a central authority and has limited transaction fees. Blockchain does not store any of its information in a central location. Instead, the blockchain is copied and spread across a network of computers.