Harmony Reverts Blockchain to Address Fake Minting Attack

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New blockchain news: Harmony is rolling back its blockchain to reverse a fake minting attack. The network will revert to block 92,730,034 on Shard 0 and block 94,978,278 on Shard 1, both from August 12, 2026, at 07:25:37 UTC+8. Validators will use replacement databases and resume from the subsequent block heights. The attack involved a fraudulent minting wallet that initiated 534 transfers within 106 seconds, moving 23.85 billion ONE tokens. Over 99.9% of the funds have been traced to specific wallets or service providers. Harmony is collaborating with exchanges, bridges, and law enforcement to track the funds and minimize losses.

ME News reports that on August 17 (UTC+8), Harmony released an update to its rollback plan, retaining block 92,730,034 on Shard 0 and block 94,978,278 on Shard 1 (both dated August 12, 2026, at 07:25:37) as the recovery point. Validators will use corresponding replacement databases, and new blocks will be regenerated starting from heights 92,730,035 and 94,978,279. The team previously evaluated multiple solutions—including targeted burn, blacklisting, selective replay, and token migration—but all were discarded due to potential impacts on unrelated funds or inability to fully eliminate forged states. The final decision was to replace the databases. Tracking shows that a forged minting wallet attempted 534 transfers within 106 seconds, successfully moving 2.385 trillion ONE tokens. Over 99.9% of the stolen funds have been traced to related wallets or service providers. The team is collaborating with exchanges, cross-chain bridges, and law enforcement agencies to investigate, and independent third-party security firms have verified these findings. The team is working with exchanges and cross-chain bridges to assess the impact and develop a minimization strategy for losses. Validators must complete the upgrade according to the official operational checklist. (Source: Foresight News)

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