Summary # On February 9, 2024, PlayDapp, a Play to Earn (P2E) game based on Ethereum, experienced a security breach due to compromised private keys. The attacker exploited the platform and minted a total of 3.38 billion PLA tokens, which was worth nearly $617 million at the time of an incident. However, the attacker managed to convert the tokens for $32.35 million. The stolen funds were transferred to various addresses, with some deposited into the Polygon chain and Binance exchange, while a significant portion remains in the attacker’s address as of February 13, 2024.
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Summary # On March 23, 2022, Ronin Network, a blockchain that powers the popular game Axie Infinity, suffered a 51% attack. This allows the attacker to control the network via compromising validators private keys and perform malicious actions, such as double-spending transactions or preventing new blocks from being mined. The attack resulted in the theft of $625 million worth of Ethereum and USDC. The hackers were able to reorganize over 100 blocks, which allowed them to double-spend large amount of assets.
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Summary # In December 2021, Vulcan Forged, a well-known play-to-earn cryptocurrency operating on the Polygon Network, faced a devastating exploit involving the theft of $140 million. As outlined in the post-mortem report released by the developers, the attacker managed to employ social engineering tactics to compromise the credentials of user wallets, thereby gaining access to private keys. Consequently, the hacker succeeded in withdrawing 4.5 million Vulcan Forged tokens (PYR), which, at that time, held a value exceeding $140,000,000.
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