PolarEdge With Custom TLS Server Uses Custom Binary Protocol for C2 Communication

A sophisticated backdoor malware targeting Internet of Things devices has surfaced, employing advanced communication techniques to maintain persistent access to compromised systems. The PolarEdge backdoor, first detected in January 2025, represents a significant evolution in IoT-focused threats, utilizing a custom TLS server implementation and proprietary binary protocol for command and control operations. The malware initially […]

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