China's Salt Typhoon and Volt Typhoon continue to target US infrastructure.

Top stories: Chinese APT operations Salt Typhoon and Volt Typhoon remain active and continue to target U.S. telecom and critical infrastructure; an AI-assisted attacker campaign compromised 600+ FortiGate devices by abusing exposed management ports and weak credentials; Japanese chip-testing firm Advantest confirmed a ransomware incident affecting portions of its network; and a Romanian national pleaded guilty to hacking and selling access to U.S. government and corporate networks.