**[Second Hacked, Losing 0.75 BTC, User Funds Unaffected]** Odaily Planet Daily reports that the Ark Protocol-based project Second disclosed its servers were exploited in an attack on Monday, resulting in the loss of 0.75 BTC of its own funds, approximately $62,300. The team stated that user funds were not affected and the issue was resolved within a few hours. The attacker subsequently continued attempts to extract more funds from the project and launched a denial-of-service (DoS) attack. On Tuesday, Second stated that the attack might have impacted the ability of Bark-based wallets to receive Lightning Network transactions. Second explained that the vulnerability occurred in the boarding process of the Ark server, allowing the attacker to register and exit related boards using only their own signature, while simultaneously spending the same batch of VTXO from the node via the Lightning Network. The attacker also attempted to use Bitcoin associated with the Blink Wallet vulnerability disclosed on September 19 but was unsuccessful. (Source: Bitcoin.com News)