Thursday, March 28, 2024
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Draper-Backed Exchange in Lockdown Following ‘Sophisticated’ Attack

Coinhako, a cryptocurrency exchange backed by Tim Draper, has restricted user withdrawals after falling victim to a "sophisticated attack."The Singapore-based exchange told users Friday that account send functions for cryptocurrencies had been temporarily disabled. Although a spokesperson initially said this was for "network maintenance", the exchange admitted Saturday it had

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Crypto Researcher Hasu Flags Attack That Could Bring ‘Purge’-Style Mayhem to Bitcoin

Pseudonymous researcher Hasu has discovered a new twist on a well-known potential attack on the bitcoin network.The researcher posted a description of the attack, which he named "Purge" after the B-movie franchise, to the bitcoin developer email list last week. It's a variation on the so-called sabotage attack, in which

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Why Harvard Research on a Low-Profit Tezos Attack Matters for Proof-of-Stake

A recent academic study says Tezos is threatened by "selfish mining," providing a valid threat model for other live and up-and-coming proof-of-stake (PoS) cryptocurrencies.That’s the finding from Selfish Behavior in the Tezos Proof-of-Stake Protocol, published last November by then-Harvard researcher and current Google engineering intern Michael Neuder.The paper from Neuder

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