Cross-chain protocol Poly Network has been hacked for $611 million in the largest DeFi hack to date. "We are sorry to announce that #PolyNetwork was attacked on @BinanceChain @ethereum and @0xPolygon," tweeted Poly Network today, adding, "We call on miners of affected blockchain and crypto exchanges to blacklist tokens coming from the above addresses." Poly Network is a protocol for swapping tokens across multiple blockchains, including Bitcoin, Ethereum and Ontology. It was formed by an alliance between the teams behind multiple blockchain platforms, namely Neo, Ontology, and Switcheo. The assets stolen were $273 ... (full story)