Cetus Hack Victims on Sui to Receive $162M Reimbursement

The recent Cetus protocol hack on the Sui network resulted in a significant $223 million theft on May 22, 2025, leading to reimbursement efforts for affected users.

The hack underscores vulnerabilities in DeFi protocols, prompting rapid recovery measures and highlighting security priorities.

The Cetus Protocol Hack

The Cetus protocol on the Sui network faced a major exploit on May 22, 2025, with approximately $223 million stolen. Post-attack, $162 million was successfully frozen by Sui validators successfully froze $162 million, though $61 million was bridged to Ethereum.

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Key players including the Sui Foundation and security firm OtterSec are overseeing recovery plans. The Sui community has approved a proposal allowing the frozen funds to move to a multisig wallet for reimbursing affected users. A representative from Cetus stated, “We can reimburse every user affected if the community approves the return of frozen funds in the on-chain vote.” source

Impact on the Sui DeFi Ecosystem

This incident has disrupted Sui’s DeFi ecosystem, primarily impacting SUI/USDC liquidity pools. The hack is classified among the largest in DeFi history, affecting market dynamics. Sui Network highlights recent partnerships and collaborations to bolster the ecosystem’s resilience.

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Financial Implications and Security Measures

Financial implications involve a secured loan from the Sui Foundation to aid recovery. Sui allocated $10 million toward enhancing ecosystem security through audits and bug bounty programs.

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In future, focus will likely be on improved security protocols and collaborative response frameworks that address such challenges in the DeFi industry more effectively. A coordinated effort is crucial to restoring trust and securing investments.See more

“With the approval of the proposal, the $162 million in frozen funds will be moved to the multisig wallet for redistribution to affected users,” an official from the Sui Foundation confirmed. source

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