The QTFY Hunt: How Chinese Hackers Were Tracked and How the Internet Became the Sensor

Chinese state-sponsored cyber operations, enabled by QTFY's sophisticated infrastructure-as-a-service model that blended espionage traffic into commercial proxy networks, were ultimately exposed and dismantled not by traditional endpoint detection, but by the unique vantage and telemetry of backbone infrastructure operators—highlighting a seismic shift in threat intelligence from static indicators to privileged sensor placement.