In July 2021, the protocol stated that the platform lost around $8 million due to an event verification flaw and that the attack was carried out by a benevolent white-hat hacker that has requested a 10% bounty. THORChain: $7.6MĬross-chain decentralized exchange (DEX) THORChain was attacked for the third time in 2021 and the second time within a week after a $5 million flash loan attack. This was the second exploit in the same month occurring due to a message verification flaw on the target chain contract.
According to a tweet they issued on July 10, the attackers stole $550,000 worth of their native token ROOM. The hack also impacted the user-governed forecast protocol Option Room. ChainSwap: $8MĭeFi cross-chain platform ChainSwap also suffered an $8-million exploit in July 2021 that affected no less than ten projects with the attack. White Hat’ returned almost all the funds that they stole. The protocol that swaps tokens across several blockchains sent trembles into the markets after becoming one of the largest attacks at the time, with stolen funds including $273 million ETH, $253 million in BSC tokens, and $85 million in USDC taken from the Polygon network. Poly Network announced via Twitter in August 2021 that it was attacked on the Binance, Ethereum, and Polygon networks. The hacker made the platform think they had made a deposit however, they traded the assets for BNB and disappeared. The logical vulnerability was exploited several times to increase the loot, which totaled nearly $80 million, making this hack one of the largest in DeFiYield’s Rekt database. 28 after a malicious actor reportedly exploited the DeFi protocol to mint unlimited tokens on the Binance Smart Chain-based platform. Qubit Finance was exploited in the early hours of Jan.
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