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DeFi Analysts on How to Mitigate Risks Like the Double-Spend on Opyn Network
Photo by: CoinGape

A vulnerability in the Opyn DeFi contract allowed hackers to steal up to 371,260 USDC. Put oTokens (oETH) from Uniswap on Opyn had a flaw which allowed ‘double spending’ of value. Tim Ismilyaev, CEO and Founder at Mana Security, explained the hack to us in layman terms, In one of the transactions, the attacker sent 75 ETH and got 150 ETH equivalent in USDC. The smart contract responsible for...

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