$610 Million Defi Hack: Why didn't Binance and Circle Freeze Hacker Account?

Poly Network became the victim of the largest Defi hack in crypto history as hackers managed to drain $610 million worth of assets on Binance Smart Chain (BSC), Ethereum (ETH), and Polygon. As per the latest development, the hacker behind the attack has agreed to return the fund and has demanded a secure multi-sig wallet from the Poly Network.