Covert Networks

2026-05-134 minNCSChigh

An international coalition of cyber agencies has issued a joint advisory warning that China-linked threat actors are leveraging covert networks of compromised edge devices to disguise their attacks. The advisory highlights the growing problem of 'IOC extinction' and urges organizations to shift towards dynamic threat filtering and behavioral baselining of edge device traffic to maintain effective defense.

2026-05-133 minNCSChigh

China-nexus threat actors are increasingly leveraging compromised SOHO and edge devices to form dynamic covert networks. These botnets facilitate various stages of cyber attacks while rendering traditional static indicators of compromise obsolete, necessitating adaptive defense strategies like traffic baselining and zero trust architecture.