51% Attacks

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Exchange Says 51% Attacker Returned $100K-Worth of Ethereum Classic
Cryptocurrency exchange Gate.io said Saturday that $100,000 in ethereum classic has been returned following a recent 51-percent attack.
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This College Freshman Is Out to 51% Attack Your Cryptocurrency
A young crypto enthusiast is 51% attacking cryptocurrencies – not to steal coins – but to show people these coins are vulnerable and over-valued.
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A Solution to Crypto's 51% Attack? Fine Miners Before It Happens
After losing money during a 51 percent attack earlier this year, crypto project Horizen claims to have a solution to crypto's famed vulnerability.
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Blockchain's Once-Feared 51% Attack Is Now Becoming Regular
At least five cryptocurrencies have recently been hit with a 51% attack, a vulnerability users used to scoff at.
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Verge's Blockchain Attacks Are Worth a Sober Second Look
Privacy-oriented cryptocurrency verge has dealt with several attacks recently, displaying how difficult it is to code blockchains without exploits.
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Bitcoin's Bogeyman Cometh: Why Segwit2x Is a 51% Attack
Bitcoin startups must have the tech's best interests in mind? Entrepreneur Edan Yago argues that in the case of Segwit2x, this has proven untrue.
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As Bitcoin Halving Approaches, 51% Attack Question Resurfaces
Upcoming changes to how bitcoin incentivizes key participants have stoked fears a 51% attack could again become viable.
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EBA: 51% Attack Remains Bitcoin’s Biggest Problem
Bitcoin’s biggest problem is still the threat of a 51% attack, according to Dr Dirk Haubrich of the European Banking Authority (EBA).
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GHash Mining Pool Generates $250 Million in Bitcoin in One Year
Bitcoin mining pool operator GHash.io has generated roughly 400,000 BTC in just over 12 months of operation.
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The Bitcoin Mining Arms Race: GHash.io and the 51% Issue
Tensions have eased following the mining industry's summit, but we're still in an ASIC arms race, argues Jon Matonis.
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