Cryptocurrency Hack Costs Blockchain Provider $600 Million

A hacker may have just pulled off the biggest cryptocurrency heist in history. Poly Networks reported it had come under attack, which allowed a hacker to loot cryptocurrency assets belonging to "tens of thousands" of users. The hacker transferred the stolen funds to three wallets that originally contained over $600 million.

Poly Networks implements interoperability between various blockchains, including the Binance Chain. The company says a hacker exploited a vulnerability between contract calls. In response, Poly Networks called on cryptocurrency exchanges and miners not to accept transactions from the hacker-controlled wallets. It also published a letter addressed to the mysterious culprit. Cryptocurrency providers have blocked transfers from the hacker-controlled wallets. Security researchers noticed the hacker appears to be leaving messages in one of the wallets. "Not so interested in money, now considering returning some tokens or just leaving them here," message says.

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White Hat hacker was offered a $500,000 reward from Poly Network

Following a breach that resulted in the loss of $610 million by cryptocurrency exchange Poly Network earlier this week, the company announced a $500,000 "bug reward" to whoever was responsible. With an emphasis on enabling users to move or exchange tokens across various blockchains, Poly Network is a decentralized finance (Defi) platform that enables peer-to-peer transactions intending to facilitate peer-to-peer transactions. He had "helped us improve Poly Network's security," the company said. A "white hat" hacker tries to disclose cyber vulnerabilities. "Mr. White Hat" was also to get a $500,000 reward as part of the digital money repatriation talks. It said that the hacker had replied to the offer, but did not specify whether or not the offer had been accepted. However, it has been reported that the hacker has returned $340 million in money and has transferred the bulk of what is left to a digital wallet owned by them and Poly Network, acc

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