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- 69,936.46-1,390.09 (-1.95%)截至 2024年3月29日, 週五 上午 11:23 EDT · (USD)。(報價延遲20分鐘)。市場開市中。
- 昨收70,784.90開盤70,784.90委買價不適用 x 不適用委賣價不適用 x 不適用
- 今日價格區間69,652.65 - 70,905.5952週價格區間24,797.17 - 73,750.07成交量26.2B平均成交量34.15B
- 市值1375.470 億本益比 (最近12個月)不適用營運報告/法說會日期不適用除權除息日-
相關股票
Bitcoin ( abbreviation: BTC [a]; sign: ₿) is the first decentralized cryptocurrency. Nodes in the peer-to-peer bitcoin network verify transactions through cryptography and record them in a public distributed ledger, called a blockchain, without central oversight.
- BTC, XBT
- 10−8
- Bitcoins
- ₿, (Unicode: .mw-parser-output .monospaced{font-family:monospace,monospace}U+20BF ₿ BITCOIN SIGN)
Bitcoin is a cryptocurrency, a digital asset that uses cryptography to control its creation and management rather than relying on central authorities. [1] . Originally designed as a medium of exchange, Bitcoin is now primarily regarded as a store of value.
- Transactions
- Security
- Payment Verification
- Data in The Blockchain
- Alleged Criminal Activity
- See Also
A bitcoin is defined by a sequence of digitally signed transactions that began with the bitcoin's creation, as a block reward. The owner of a bitcoin transfers it by digitally signing it over to the next owner using a bitcoin transaction, much like endorsing a traditional bank check. A payee can examine each previous transaction to verify the chain...
Various potential attacks on the bitcoin network and its use as a payment system, real or theoretical, have been considered. The bitcoin protocol includes several features that protect it against some of those attacks, such as unauthorized spending, double spending, forging bitcoins, and tampering with the blockchain. Other attacks, such as theft o...
Each miner can choose which transactions are included in or exempted from a block.A greater number of transactions in a block does not equate to greater computational power required to solve that block. Upon receiving a new transaction a node must validate it: in particular, verify that none of the transaction's inputs have been previously spent. T...
While it is possible to store any digital file in the blockchain, the larger the transaction size, the larger any associated fees become. Various items have been embedded, including URLs to websites, an ASCII art image of Ben Bernanke, material from the Wikileaks cables, prayers from bitcoin miners, and the original bitcoin whitepaper.
The use of bitcoin by criminals has attracted the attention of financial regulators, legislative bodies, law enforcement, and the media. The FBI prepared an intelligence assessment, the SEC has issued a pointed warning about investment schemes using virtual currencies,and the U.S. Senate held a hearing on virtual currencies in November 2013. Severa...
Legal status of bitcoin. Legal tender (bitcoin is officially recognized as a medium of exchange) Permissive (legal to use bitcoin, with minimal or no restrictions) Restricted (some legal restrictions on the usage of bitcoin) Contentious (interpretation of old laws, but bitcoin is not directly prohibited)
A cryptocurrency, crypto-currency, or crypto [a] is a digital currency designed to work as a medium of exchange through a computer network that is not reliant on any central authority, such as a government or bank, to uphold or maintain it. [2]
Bitcoin Cash is a cryptocurrency that is a fork of Bitcoin. Bitcoin Cash is a spin-off or altcoin that was created in 2017. [5] [6] In November 2018, Bitcoin Cash split further into two cryptocurrencies: Bitcoin Cash and Bitcoin SV. [7] History. Since its inception, Bitcoin users had maintained a common set of rules for the cryptocurrency. [8] .
Satoshi Nakamoto is the name used by the presumed pseudonymous [1] [2] [3] [4] person or persons who developed Bitcoin, authored the Bitcoin white paper, and created and deployed Bitcoin's original reference implementation. [5] . As part of the implementation, Nakamoto also devised the first blockchain database. [6] .