Bitcoin (abbreviation: BTC; sign: ₿) is the first decentralized cryptocurrency. Based on a free-market ideology, bitcoin was invented in 2008 by an unknown entity under the pseudonym of Satoshi Nakamoto. [5] Use of bitcoin as a currency began in 2009, [6] with the release of its open-source implementation.

The history of bitcoin started with its invention and implementation by Satoshi Nakamoto, who integrated many existing ideas from the cryptography community. Over the course of bitcoin's history, it has undergone rapid growth to become a significant store of value both on- and offline.

2010年4月14日 · Bitcoin is a decentralized digital currency that enables instant payments to anyone, anywhere in the world. Bitcoin uses peer-to-peer technology to operate with no central authority: transaction management and money issuance are …

Bitcoin [a] (₿) is a digital and global money system cryptocurrency. It allows people to send or receive cryptocurrency units across the internet , even to someone they don't know or don't trust. It is the first of its kind technology that allows the transfer of digital scarcity across the internet without needing a third party.

Its key components and principles are: a peer-to-peer decentralized network with no central oversight; the blockchain technology, a public ledger that records all bitcoin transactions; mining and proof of work, the process to create new bitcoins and …

2024年12月5日 · 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. This removes the need for trusted...

This is just a short summary of Bitcoin. If you want to learn more of the details, you can read the original paper that describes its design, the developer documentation, or explore the Bitcoin wiki.

The strategic bitcoin reserve is a reserve asset, funded by the United States Treasury's forfeited bitcoin, announced by President Donald Trump in March 2025. Separately, a digital asset stockpile for non-bitcoin assets was also created. Trump has previously stated that he wants the US to become the "crypto capital of the world".

Bitcoin ist die erste und weltweit am Markt stärkste Kryptowährung. Sie nutzt ein dezentrales Buchungssystem auf Basis einer Blockchain. [5] [6] Zahlungen werden kryptographisch legitimiert (digitale Signatur) und über ein Rechnernetz gleichberechtigter Computer (Peer …

Bitcoin is a decentralized digital currency first introduced in 2009 by an individual or group operating under the pseudonym Satoshi Nakamoto. Unlike traditional currencies, Bitcoin relies on a peer-to-peer network to process transactions and store value, eliminating the need for central authorities like banks or payment processors.