New Cyberattack Vector Targets Industrial Time Synchronization, Risking Smart Factory Disruptions Researchers at the University of East London (UEL) have uncovered a sophisticated cyberattack method that threatens the backbone of modern smart factories: time synchronization systems. Unlike traditional cyber threats that focus on data theft or network disruption, this emerging attack vector manipulates the precise timing mechanisms that coordinate automated industrial operations potentially causing cascading failures without triggering conventional security alerts. In highly digitized manufacturing environments, machines, robotic arms, and logistics systems rely on synchronized clocks to execute tasks in exact sequences. Even minor timing discrepancies measured in milliseconds can lead to misaligned operations, production defects, halted assembly lines, or safety mechanism failures. Industries such as aerospace, automotive, and pharmaceuticals, where precision is critical, face particularly severe risks, including financial losses and irreversible manufacturing errors. The study, published in Cluster Computing, highlights vulnerabilities in Time-Triggered Ethernet (TTEthernet), a protocol widely used in safety-critical and real-time industrial systems. Attackers can exploit these weaknesses through techniques like spoofing, man-in-the-middle attacks, DDoS, and latency manipulation, subtly altering message timing or delaying synchronization signals to destabilize operations. Because the attack targets temporal integrity rather than data, it may evade traditional cybersecurity defenses designed to detect malware or unauthorized access. As smart factories and Industry 4.0 ecosystems expand, the research underscores the need for enhanced security frameworks that address temporal vulnerabilities alongside data protection. The findings reveal a growing threat landscape where even the most advanced industrial systems remain exposed to stealthy, high-impact disruptions.