Poly Network Hacker

As reported by Crypto Adventure, an unknown hacker exploited token-swapping network Poly to the tune of $600M on Tuesday. Many industry participants were shocked by the heist, the biggest ever hacking attack in the DeFi sector. However, in a stunning twist of events, the hacker has started returning some of the stolen hauls after Poly Network's appeal on Twitter. The attacker sent a message embedded in a crypto transaction on Wednesday, informing Poly Network that he was ready to return…