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Key pointsBitcoin is an electronic currency known as a cryptocurrencyThe peer-to-peer technology underpinning it is known as the blockchain a public ledger of transactionsBitcoins can be stored in a digital wallet and used to buy other currencies or real world goods
Where once a single bitcoin was worth a few cents it's now worth about $9,200 per coin (November 2017), creating millionaires in the process.There have been many reported instances where people mined thousands of comparatively worthless bitcoins as a hobby years ago, only to now realise they are rich.One IT employee even threw out a hard drive containing 7,500 bitcoins.
All this is done with no central authority or bank.Who created itBitcoin and the blockchain technology was made by someone under the pseudonym of Satoshi Nakamoto and published as a working beta in 2009. Satoshi's true identity remains a puzzle as he vanished from the scene in 2010 after seemingly handing over the reins into Gavin Andresen, the chief scientist in the Bitcoin Foundation.Over years numerous people have claimed to be Satoshi, including Australian computer scientist Craig Wright.
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In case the web site gets hacked or someone gets your login information that they can get and drain your funds from the exchange.There is no way for a transaction to be revoked or revoked if a thief sends your bitcoins for their wallet.After buying your coins you should transfer find them into a secure digital wallet created by you and not hosted online.You can even write down the pocket's personal key on a sheet of paper (this is known as a paper wallet) and stick it in a safe.If you don't save the personal key on your pc or online then hackers can never break in and get your funds.
Bitcoin means different things to different people. For many, it's a future of freely moving currency untied to any central bank. To others, it is a purely electronic entity of questionable value and doubtful origin. But what's Bitcoin, in the most elementary senseIn most casual conversations, you can get away with knowing that bitcoin is, essentially, a digital currency.
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In fact, her latest blog it is two much more complicated things.Bitcoin has been with us since 2009, when a person (or group) under the pseudonym Satoshi Nakamoto introduced a platform (Bitcoin, uppercase) that hosts an electronic currency (bitcoin, lowercase). Bitcoin the stage is built on the concept of evidence of work information which is expensive and time-intensive to create but can be easily verified.
To mine a bitcoin, a computer must complete a complicated algorithm, essentially going through the job of an extensive calculation in exchange for some newly minted currency. That piece of electronic currency is worth whatever the market decides through distribution and demand.Transactions are connected to a users Bitcoin address, which is saved on its own general ledger, called the blockchain.