Ostium Confirms $23.75M Hack Originated from Off-Chain Infrastructure Breach
BitcoinWorld Ostium Confirms $23.75M Hack Originated from Off-Chain Infrastructure Breach Ostium, a decentralized tokenized asset perpetual futures trading platform built on Arbitrum, has confirmed that a $23.75 million hack earlier this week resulted from an exploit targeting its off-chain infrastructure.
The platform stated that funds held in the OLP vault were stolen, while its smart contracts and multisignature wallet remained uncompromised.
Investigation Findings and Immediate Response In a detailed post-mortem, Ostium explained that the attack did not stem from vulnerabilities in the protocol’s on-chain code, which many DeFi users initially feared.
Instead, the breach exploited weaknesses in the platform’s off-chain systems — the backend infrastructure that handles data processing, order management, and other non-blockchain operations. The OLP vault, which holds liquidity provider funds, was directly targeted and drained.
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