Security News

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The saga of what has been dubbed the biggest hack in the world of decentralized finance appears to be over as Poly Network recovered more than $610 million in cryptocurrency assets it lost two weeks ago and the hacker received a $500,000 bounty for returning the money. Today, the hacker, referred to as Mr. White Hat, gave Poly Network access to the last tranche of stolen digital assets in their wallet, worth about $141 million.

Japan-based cryptocurrency exchange Liquid has suspended deposits and withdrawals after attackers have compromised its warm wallets. Liquid is one of the largest cryptocurrency-fiat exchange platforms worldwide.

Kaspersky has been busily tracking cryptocurrency scams since the beginning of 2021, and is now reporting its findings, chief among them that this year's scams are incredibly detailed, putting even computer-savvy individuals at risk. Kaspersky said it has detected more than 1,500 different scams aimed at cryptocurrency investors and miners operating in the first half of 2021.

A new social engineering-based malvertising campaign targeting Japan has been found to deliver a malicious application that deploys a banking trojan on compromised Windows machines to steal credentials associated with cryptocurrency accounts. The application masquerades as an animated porn game, a reward points application, or a video streaming application, Trend Micro researchers Jaromir Horejsi and Joseph C Chen said in an analysis published last week, attributing the operation to a threat actor it tracks as Water Kappa, which was previously found targeting Japanese online banking users with the Cinobi trojan by leveraging exploits in Internet Explorer browser.

A Rockport, Massachusetts, man has pleaded guilty over his role in a scheme targeting people who had high-value social media accounts or who were believed to have large amounts of cryptocurrency. The man, Declan Harrington, 21, together with co-conspirator Eric Meiggs and others, targeted people who were believed to have significant amounts of cryptocurrency or high-value social media accounts, also referred to as OG accounts, through a method called SIM swapping.

The Security Service of Ukraine took down a network of cryptocurrency exchanges used to anonymize transactions since the beginning of 2021. "The clandestine cryptocurrency exchanges were in demand because they provided anonymity of transactions and possibility of money laundering," the SBU said.

The threat actor who hacked Poly Network's cross-chain interoperability protocol yesterday to steal over $600 million worth of cryptocurrency assets is now returning the stolen funds. As the Chinese decentralized finance platform Poly Network shared two hours ago, the hacker has already returned almost $260 million worth of stolen cryptocurrency.

The threat actor who hacked Poly Network's cross-chain interoperability protocol yesterday to steal over $600 million worth of cryptocurrency assets is now returning the stolen funds. AAs the Chinese decentralized finance platform Poly Network shared two hours ago, the hacker has already returned almost $260 million worth of stolen cryptocurrency.

A firm specializing in transferring cryptocurrency said Tuesday that hackers cracked its security, making off with a record-setting haul potentially worth $600 million. "The amount of money you hacked is the biggest one in the defi history," Poly Network said in a tweeted message to the thieves, using a reference to decentralized finance involving cryptocurrency.