Mobile Security & Privacy Emerging ‘BambooToken’ Malware Campaign Uses MQTT Protocol to Control Windows and Linux Systems Across Asia and South America September 12, 2026 Asep Darmawan Cybersecurity researchers have uncovered a sophisticated, multi-platform threat campaign that leverages the lightweight Message Queueing Telemetry Transport (MQTT) protocol as an unconventional command-and-control (C2) communication channel. Operating across both Windows…