Computer Sciences

The blockchain concept

Blockchain is the technology that underpins cryptocurrencies such as Bitcoin. Fundamentally, the blockchain is simply a ledger, a digital record of transactions associated with a digital currency, a Bitcoin, for instance. ...

Business

Austria telecoms provider accepts cryptocurrency

Austria's leading telecoms provider A1 sid Thursday that it was letting customers pay in cryptocurrency under a pilot project to test the popularity of virtual payments.

Computer Sciences

Making blockchain transactions secure and private

Blockchains have become an important part of internet technology. They are used for cryptocurrencies such as Bitcoin, but also for other security-sensitive tasks, such as managing supply chains for high-tech factories. Although ...

Business

Bitcoin craze hits Iran as US sanctions squeeze weak economy

Iranians feeling the squeeze from U.S. sanctions targeting the Islamic Republic's ailing economy are increasingly turning to such digital currencies as Bitcoin to make money, prompting alarm in and out of the country.

Energy & Green Tech

Mining bitcoin uses more energy than Denmark: study

Extracting a dollar's worth of cryptocurrency such as bitcoin from the deep Web consumes three times more energy than digging up a dollar's worth of gold, researchers said Monday.

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