CoinDesk Guide to the World’s National Altcoins

UPDATE (27th March 22:40 GMT): More information, and coins. This year has seen a new, if predictable, trend in altcoin development: nation-based digital currencies. There are at least eight coins currently circulating or in development, with more surely to follow. Here is the CoinDesk guide to the main players and their current status. Unlike the […]

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Blockchain’s Once-Feared 51% Attack Is Now Becoming Regular

Monacoin, bitcoin gold, zencash, verge and now, litecoin cash. At least five cryptocurrencies have recently been hit with an attack that used to be more theoretical than actual, all in the last month. In each case, attackers have been able to amass enough computing power to compromise these smaller networks, rearrange their transactions and abscond […]

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A Long-Secret Bitcoin Key Is About to Be Revealed

A long-held bitcoin secret is about to be revealed. No, it’s not the identity of Satoshi Nakamoto, it’s a private key the cryptocurrency’s creator entrusted to several bitcoin developers that activates the protocol’s so-called “alert system,” once used to flash a text warning to those running the software in case something happened that could impact […]

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MasterCoin to create new altcurrencies in Bitcoin’s block chain

Bitcoin expert J. R. Willet is looking to transform not just Bitcoin, but the cryptocurrency world. In his view, Bitcoin is incomplete, and has led to the creation of altcoins which he says has diluted the message of Bitcoin. He wants to change the situation by creating a protocol layer that exists on top of […]

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Dennis Rodman and Potcoin: How Crypto Gatecrashed a Historic Summit

With all eyes on Singapore this week, was it any surprise crypto would make an appearance? The historic summit between U.S. President Donald Trump and North Korea’s Supreme Leader Kim Jong Un got the crypto community’s attention – and held it – thanks to Dennis Rodman and the notorious cryptocurrency that funded his travel to […]

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New Altcoin Promotes Fitness with ‘Proof of Sweat’

Mining bitcoins chews up a lot of computing power for no other purpose than to sustain the network. Wouldn’t it be useful to mine cryptocurrency in some other, more productive way? Now a team of Serbian developers has tried to crack the problem with a proof-of-concept altcoin that lets you mine coins simply by exercising. Mangocoinz was launched […]

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