The Kelp DAO exploit in April was one of the most technically complex and ecosystem-damaging hacks of the year, and understanding the mechanics of what happened helps clarify why the recovery effort is so significant and why the frozen ETH at Arbitrum matters so much to users holding rsETH. The attack caused 116,500 rsETH to be released on Ethereum without a corresponding burn on the source chain, creating a fundamental imbalance in the token's backing: only 40,373 rsETH remained in the adapter contract against confirmed backing for 152,577, leaving a shortfall of approximately 76,127 rsETH worth around $174.5 million at current prices. This kind of backing gap is particularly damaging for a liquid restaking token because it undermines user confidence in the asset's redeemability and creates cascading effects across every DeFi protocol that accepts rsETH as collateral or integrates it into yield strategies. The immediate market impact was significant, with Aave seeing deposits fall by $15 billion as users reduced exposure to protocols connected to the exploit.

The 30,765 ETH frozen by Arbitrum represents a meaningful but partial step toward closing that gap. Proponents of the recovery effort have consistently argued that even partial restoration of rsETH's backing would help stabilize conditions across Arbitrum and the broader DeFi ecosystem by restoring some of the confidence that the exploit destroyed. The broader "DeFi United" recovery coalition — which includes Aave, Kelp DAO, EtherFi, LayerZero, Compound, and a wider group of protocols that collectively pledged 43,000 ETH toward the effort — reflects a recognition that restaking token failures create systemic contagion that harms the entire ecosystem rather than just the directly affected protocol. With the federal court now permitting the frozen ETH to move to Aave pending a binding onchain governance vote, and the underlying legal claim from terrorism victims still technically active, the next milestone is the formal Arbitrum governance vote that will determine whether the funds actually transfer. The outcome of that vote, and any subsequent legal challenge from Gerstein Harrow, will define the final shape of a recovery effort that has already involved court orders, cross-protocol coordination, and one of the more unusual intersections of DeFi governance and US federal litigation in the industry's history.