[Liquid 'White Hat Hacker' Has Returned 3,400 Bitcoins, About 600 Bitcoins Still Unrecovered] According to Bitcoin News, after Liquid Network suffered an attack involving approximately 4,000 BTC, about 3,400 BTC have been returned, while around 600 BTC remain unrecovered. Reportedly, the return occurred following an on-chain negotiation. The attacker, who previously identified themselves as a 'white hat hacker,' stated that the stolen Bitcoins would be returned once Blockstream fixes the related vulnerabilities. The incident is still under further development.