The FBI takes down QScan and QTRouter, the obfuscation network hiding China’s intrusions

On August 26, 2026, the U.S. Department of Justice and the FBI seized the domains of QScan and QTRouter, two platforms run by a Chinese group that concealed the origin of intrusions against U.S. critical infrastructure. The lesson outlives the news cycle: network obfuscation is now an industrialized service, and it breaks where the attacker has the least redundancy.