A primer on how bitcoin works.

Bitcoin is based on an amazing application of cutting-edge cryptography. If you ever wondered how it works here is an excellent article from arstecnica.com

The soaring price of bitcoin—the virtual currency is now worth more than $250 billion—has gotten a lot of attention in recent weeks. But the real significance of bitcoin isn’t just its rising value. It’s the technological breakthrough that allowed the network to exist in the first place.

Bitcoin’s still anonymous inventor, who went by the pseudonym Satoshi Nakamoto, figured out a completely new way for a decentralized network to reach a consensus about a shared transaction ledger. This innovation made possible the kind of fully decentralized electronic payment systems that cypherpunks had dreamed about for decades.

As part of our recent efforts to shed light on the mechanics of the popular cryptocurrency, today we’ll provide in-depth explanation of how bitcoin works, starting with the basics: how do digital signatures make digital cash possible? How did Nakamoto’s invention of the blockchain solve the double-spending problem that had limited earlier digital cash efforts?

Read the complete article here.

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