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Key pointsBitcoin is a digital currency known as a cryptocurrencyThe peer-to-peer technology underpinning it's known as the blockchain a people 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 has been worth a few cents it is now worth about $9,200 per coin (November 2017), creating millionaires in the process.There have been many reported cases where individuals mined thousands of relatively worthless bitcoins as a hobby years back, only to now realise they're rich.One IT employee even threw out a hard drive containing 7,500 bitcoins.

This is done with no central authority or bank.Who created itBitcoin and also the blockchain technology was made by someone under the pseudonym of Satoshi Nakamoto and released as a working beta in 2009. Satoshi's true identity remains a mystery as he vanished from the scene in 2010 after seemingly handing over the reins to Gavin Andresen, the chief scientist at the Bitcoin Foundation.Over the years numerous people have promised to become Satoshi, including Australian computer scientist Craig Wright.

Once the limit is reached, no longer bitcoins can be made.However, a single bitcoin can be subdivided as far down as the decimal place (0.00000001BTC) to buy smaller goods using just a fraction of the coin.How do you shop or send bitcoinYou can store and send bitcoins from an encrypted electronic wallet, which is run as an app on your computer.The wallet functions using two keys a private key and a public key which seem like a seemingly random string of numbers and letters.The private key is kept confidential by you and functions as a password that unlocks the wallet and lets you send any bitcoins connected with that.

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In case the web site gets hacked or someone gets your login information they could access 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 them to a secure digital pocket made by you and not hosted online.You can even write down the pocket's personal key on a piece of paper (that is known as a paper wallet) and stick it in a safe.If you don't save the private key web link on your pc or online then hackers can never break in and access your funds.

Bitcoin means different things to different individuals. For many, it's a future of moving currency untied to any central bank. To others, it's a purely electronic entity of questionable worth and dubious origin. But what's Bitcoin, in the most basic senseIn most casual conversations, you can get away with knowing that bitcoin is, basically, a digital currency.

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In reality, 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 stage (Bitcoin, uppercase) that hosts an electronic currency (bitcoin, lowercase). Bitcoin the stage is built on the concept of proof of work data web link which is expensive and time-intensive to create but can be easily verified.

To mine a bitcoin, a computer has to complete a complicated algorithm, essentially going through the job of an extensive calculation in exchange for a few newly minted currency. That piece of digital currency is worth whatever the market determines through supply and demand.Transactions are connected to a users Bitcoin speech, which can be saved on its own general ledger, called the blockchain.

This relative anonymity makes the system appealing for things like incognito purchases within the internet.A key component of Bitcoins blockchain is the simple fact it is an open, distributed ledger. Through the distributed nature of this ledger, the transactions on the blockchain are verified from the consensus of every member, offering security and trust without a third-party overseer.One of the most important things to keep in mind when thinking about what Bitcoin (or even bitcoin) is: that there is no single answer.