If a permissionless blockchain doesn’t have a large enough community of users, developers and miners, its vulnerable, writes Michael J. Casey.
Cryptocurrency exchange Gate.io said Saturday that $100,000 in ethereum classic has been returned following a recent 51-percent attack.
A young crypto enthusiast is 51% attacking cryptocurrencies – not to steal coins – but to show people these coins are vulnerable and over-valued.
After losing money during a 51 percent attack earlier this year, crypto project Horizen claims to have a solution to crypto's famed vulnerability.
At least five cryptocurrencies have recently been hit with a 51% attack, a vulnerability users used to scoff at.
Privacy-oriented cryptocurrency verge has dealt with several attacks recently, displaying how difficult it is to code blockchains without exploits.
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.
Upcoming changes to how bitcoin incentivizes key participants have stoked fears a 51% attack could again become viable.
Bitcoin’s biggest problem is still the threat of a 51% attack, according to Dr Dirk Haubrich of the European Banking Authority (EBA).
Bitcoin mining pool operator GHash.io has generated roughly 400,000 BTC in just over 12 months of operation.