infrastructure
Loopring took its zk-rollup DEX relayer offline on June 28, 2026, ending the first production zkRollup on Ethereum. A whitelist-only smart contract upgrade returns L2 balances to L1.
exploit
A poisoned JS dependency on Polymarket's frontend drained ~$3.1M in PUSD from 11+ wallets on June 25, swapped into ~1,893 ETH. Contracts untouched; refunds promised.
on-chain
On June 26 the on-chain investigator said the BitMax-era exchange's known hot wallets on Arkham and TRM lack large-cap reserves. AscendEX has not responded.
governance
Snapshot closed GIP-151 on June 27 above 215% of quorum, authorising pro-rata redemption of GNO for the DAO's liquid treasury — over the cofounders' opposition.
regulation
Alliance to End Human Trafficking and Catholic Charities deliver a letter signed by ~82 leaders urging Senate leadership to revisit the developer carve-out in CLARITY Act Section 604.
regulation
On June 26, MAS placed Hyperliquid on its IAL — a consumer warning, not a ban or enforcement action. Hyperliquid says it never claimed MAS authorization and runs as permissionless infrastructure.
infrastructure
A consensus bug sequenced an invalid block, halting Base's single sequencer for ~2 hours. Sequencing restored by 17:51 UTC; Beryl mainnet upgrade still set for 18:00 UTC.
infrastructure
BitGo CEO Mike Belshe announced on June 25, 2026 a ~15% headcount cut — about 90 jobs — and a refocus on security, trading, stablecoins, settlement and AI-powered infrastructure.
protocol
IOG launched the Musashi Dojo testnet for Ouroboros Leios on June 23, 2026. The CIP-0164 protocol targets 30–65x current mainnet throughput on a Praos overlay.