What is Bitcoin? Everything you need to know about the money ransomware hackers are demanding from NHS

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what is bitcoin

Bitcoin (virtual currency) coins are seen in an illustration picture taken at La Maison du Bitcoin in Paris (Photo: Reuters)

The NHS has been hit by a major cyber attack today, with hackers demanding $300 in 'bitcoin' to unlock private patient files.

The attack has crippled trusts across the UK , with 16 authorities reporting their hospitals' computers being locked up by some form of computer virus.

But what is Bitcoin?

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What is Bitcoin?

16:15

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what is bitcoin

What is bitcoin?

Bitcoin is a new currency that was created in 2009 by an unknown person using the alias Satoshi Nakamoto. Transactions are made with no middle men – meaning, no banks! There are no transaction fees and no need to give your real name. More merchants are beginning to accept them: You can buy webhosting services, pizza or even manicures.

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