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Resources

China-Linked JDY Botnet Expands to 1,500+ Devices for Cyber Reconnaissance

Cybersecurity researchers have warned of a “resurgence and expansion” of JDY, a covert network associated with China-nexus state-sponsored threat actors.

“The JDY botnet comprises over 1,500 SOHO [small office and home office] and IoT devices and operates as a centrally controlled, high-performance scanner used to discover, fingerprint, and continuously map exposed services at scale,” Lumen’s

Related resources

23 August 2025

GeoServer Exploits, PolarEdge, and Gayfemboy Push Cybercrime Beyond Traditional Botnets

Cybersecurity researchers are calling attention to multiple campaigns that leverage known security vulnerabilities and expose Redis servers to various malicious activities, including leveraging the compromised devices as IoT botnets, residential […]
6 July 2026

Iran-Linked Hackers Use New Cavern C2 Framework to Target Israeli Organizations

An Iranian hacking group affiliated with Iran’s Ministry of Intelligence and Security (MOIS) has been wielding a previously undocumented modular command-and-control (C2) framework dubbed Cavern (aka Cav3rn) targeting Israeli organizations. […]