
Centrifuge deSPXA Goes Live On Base
A tokenized real-world asset that tracks the S&P 500 index.
Centrifuge launched deSPXA on Base, its tokenized version of the Anemoy S&P 500 fund (SPXA). SPXA is a fund that tracks the S&P 500 index, managed by Janus Henderson and benchmarked using S&P Dow Jones Indices. The launch brings tokenized exposure to the S&P 500 on Base for non-U.S. users with 24/7 settlement.
deSPXA is the first product under Centrifuge's deRWA framework, a structure for enabling tokenized real-world assets across DeFi protocols. Coinbase also named Centrifuge as a preferred tokenization infrastructure partner with Coinbase Ventures, making a strategic investment in the RWA company.

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Aave Liquidates Attackers' rsETH Positions
Approximately 89,567 rsETH was seized from the April 18th KelpDAO attacker across Ethereum mainnet and Arbitrum V3 markets via a controlled oracle adjustment
Aave has successfully executed a controlled liquidation sequence on rsETH collateral from the April 18th KelpDAO attacker's positions on the lending protocol. Approximately 89,567 rsETH was seized from the attacker across the Ethereum mainnet and Arbitrum V3 markets.
A temporary oracle adjustment put the attacker's rsETH positions into a liquidatable state, after which the collateral was seized and swept to a recovery guardian multisig. The guardian flag was enabled, payloads executed, and then the flag was disabled, with all configuration changes fully reverted upon completion.
No other users were affected by the liquidation process. The recovered rsETH is now being redeemed for ETH through Kelp's standard redemption procedure, with the resulting ETH used to clear the deficit across affected Aave markets on Ethereum and Arbitrum. The full restoration of rsETH backing remains in its final stages.

Disclaimer: Content is for informational and educational purposes only and does not constitute financial, investment, legal, or other professional advice. No representations or warranties are made as to accuracy, completeness, or timeliness. Use of this content is at your own risk, and you should consult a qualified professional before making decisions. No fiduciary or advisory relationship is created

#940 - EIP-8250, ACTA, and the LayerZero blame game
Researchers propose keyed nonces, ACTA extension for ERC-8004, and KelpDAO migrates rsETH to CCIP.
EIP-8250 Keyed Nonces.
ACTA extension for ERC-8004.
Kelp migrates rsETH to CCIP.
a16z Crypto $2.2b fund.

Thiery, Wahrstätter, Lightclient, and Vitalik proposed replacing the single sender nonce in frame transactions with a keyed nonce system, where each key operates as an independent replay-protection domain. The change eliminates a throughput bottleneck for privacy protocols, routing multiple users through one shared address. Vitalik has framed it as a first step toward a broader state scaling strategy for Ethereum. EIP-8250 is targeted for the Hegota upgrade. Read more →
The Ethereum Foundation PSE team introduced ACTA, a privacy extension to ERC-8004 that uses zero-knowledge proofs to let AI agents prove claims about reputation, jurisdiction, model provenance, without revealing underlying data on-chain. It addresses five gaps in ERC-8004, including its permanent public interaction graph and lack of anonymous reputation feedback. Read more →
KelpDAO is migrating rsETH to Chainlink CCIP following the April 18 exploit. Kelp says that LayerZero's own infrastructure was the cause, not just a Kelp misconfiguration. Kelp added that it detected the breach itself before LayerZero. LayerZero CEO Bryan Pellegrino disputed the claim, citing onchain records showing Kelp manually switched to the vulnerable 1-1 DVN configuration. Read more →
Ethrex v11.0.0 release
Ethresearch: Native proof verification
Gerstein Harrow replies to Aave
Aave increases v4 caps
Alchemix increases v3 caps
a16z Crypto $2.2b fund
Abritrum security council members
Lido stVaults products overview
Tydro pauses markets
Coinbase cuts 14% of staff
Ekubo suffers $1.4m exploit
Disclaimer: Content is for informational and educational purposes only and does not constitute financial, investment, legal, or other professional advice. No representations or warranties are made as to accuracy, completeness, or timeliness. Use of this content is at your own risk, and you should consult a qualified professional before making decisions. No fiduciary or advisory relationship is created
