• 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

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