Ethereum News From Yesterday - Ethereum Foundation launched a $1M security audit subsidy program giving builders access to 20+ audit firms, covering up to 30% of audit costs - Zerion suffered a DPRK-linked AI social engineering attack on a team member’s device, resulting in ~$100K in company hot wallet losses; no user funds or app infrastructure were affected - Etherfi committed $3B in ETH as validator liquidity to ETHGas over three years, sourced from its 2.8M ETH under management - Lido’s CSM now has 17,492 validators with 99.70% average performance, up 3,221 validators in the latest period​​​​​​​​​​​​​​​​ - Aave crossed $15.5B in all-time Pendle asset deposits - Morpho’s fixed rate protocol gets a name — Morpho Midnight — framed as a completely new paradigm for onchain lending, not a V2 of Morpho Blue - Base launches its first AI Agent Hackathon in Seoul on April 25th with a $5,000 prize pool, building on Virtuals ACP, x402 and AgentKit - Zebec card and payments suite now supports Base, with payroll on Base coming soon - Lattice is shutting down its Redstone L2, with the blockchain going offline on May 15, 2026; users are urged to withdraw funds before then as assets in smart contracts will be unrecoverable - Polygon launched sPOL, its native liquid staking token, backed by up to 100M POL in liquidity support from the treasury, targeting the ~95% of staked POL that currently sits illiquid - ETHEREUM FOLLOW PROTOCOL integrated into Etherscan, displaying onchain follower/following counts alongside ENS names on every account page - Base app launched referral rewards, giving referrers 25% of net swap fees while their friends get 10% off, capped at $100K USDC per month per referrer - ZERO Network scheduled 3-hour maintenance window on April 15 at 13:00 UTC​​​​​​​​​​​​​​​​ - Emergent Labs launched EigenSkills, an npm package to help developers deploy on EigenCloud - KPK deployed two new Morpho markets: rETH/USDC at 86% LLTV and tETH/WETH at 91.5% LLTV, both live inside KPK vaults with agent-powered rebalancing