Anthropic suspended Claude Fable 5 and Mythos 5 after a US export-control directive, putting AI-assisted DeFi exploit risk back in focus.
Ethereum researchers proposed an XMSS public-key registry for validators, a first concrete post-quantum migration step as Ethereum courts tokenized finance.
Hands-on guide to understanding ZK-rollups and deploying a basic token + batch processor on zkSync testnet with Hardhat.
Solidity in 2025: safer patterns, tougher audits, L2 realities, and how teams ship production contracts—plus where Vyper and Rust fit.