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: Most client software, derived or "from scratch", also use open source licensing.
Bitcoin is the first successful implementation of a distributed crypto-currencydescribed in part in by Wei Dai on the cypherpunks mailing list. Building upon the notion that money is any object, or any trader bitcoin bitcoin permet of record, accepted as payment for goods and services and repayment of debts in a given country or socio-economic context, Bitcoin is designed around the idea of using cryptography to control the creation and transfer of money, rather than relying on central authorities.
Bitcoins have all the desirable properties of a money-like good. They are portable, durable, divisible, recognizable, fungible, scarce and difficult to counterfeit.
Bitcoin can also be a store of valuesome have said it is a "swiss bank account in your pocket". Bitcoin is a peer-to-peer currency. Peer-to-peer means that no central authority issues new money or tracks transactions. These tasks are managed collectively by the network. Bitcoin uses public-key cryptographypeer-to-peer networking, and proof-of-work to process and verify payments.
Bitcoins are sent or signed over from one address to another with each user potentially having many, many addresses. Each payment transaction is broadcast to the network and included in the blockchain so trader bitcoin bitcoin permet the included bitcoins cannot be spent twice. After an hour or two, each transaction is locked in time by the massive amount of processing power that continues to extend the blockchain.
Using these techniques, Bitcoin provides a fast and extremely reliable payment network that anyone can use. Welcome to the Bitcoin Wiki. Trader bitcoin bitcoin permet April 14, Editing has been enabled on your account. Bitcoin is P2P electronic cash that is valuable over trader bitcoin bitcoin permet systems because of the monetary autonomy it brings to its users.
Bitcoin seeks to address the root problem with conventional currency: Trust failures result in systemic collapses, trust curation creates inequality and monopoly lock-in, and naturally arising trust choke-points can be abused to deny access to due process.
Through the use of cryptographic proof, decentralized networks and open source software Bitcoin minimizes and replaces these trust costs. The software can be installed by anybody worldwide. Do not require any ID to use. Making it suitable for the unbanked, the privacy-conscious, computers or people in areas with underdeveloped financial infrastructure. Nobody trader bitcoin bitcoin permet able to block or freeze a transaction of any amount. Irreversible once settled, like cash.
Transactions are broadcasted in seconds and can become irreversible within an hour. Online and available 24 hours a day, days per year. Cannot be printed or debased. Only 21 trader bitcoin bitcoin permet bitcoins will ever exist. Have no storage costs. They take up no physical space regardless of amount. Are easy to protect and hide. Can be stored encrypted on a hard disk or paper backup.
Are in your direct possession with no counterparty risk. If you keep the private key of a bitcoin secret and the transaction has enough confirmationsthen nobody can take them from you no matter for what reason, no matter how good the trader bitcoin bitcoin permet, no matter what.
How does Bitcoin work? Retrieved from " https: Navigation menu Personal tools Create account Log in. Namespaces Main page Discussion. Views Read View source View history. Sister projects Essays Source. This page was last edited on 18 Mayat Content is available under Creative Commons Attribution 3. Privacy policy Trader bitcoin bitcoin permet Bitcoin Wiki Disclaimers. Welcome to the Bitcoin Wiki, for all your Bitcoin information needs.
This wiki is maintained by the Bitcoin community. Bitcoin Bitcoin is a decentralized digital currency that enables instant payments to anyone, anywhere in the world.
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