Researchers have found what they believe is one of the world’s largest residential proxy networks: the IPIDEA proxy operation. The action targeted a little-known but deeply embedded component of the online ecosystem that has been quietly enabling large-scale cybercrime, espionage, and botnet activity. 

According to Google Threat Intelligence Group (GTIG), the IPIDEA proxy network operates as a foundational service used by a wide range of threat actors. Unlike conventional proxy services, residential proxy networks route internet traffic through IP addresses assigned by internet service providers to real households and small businesses.

The disruption campaign focused on three primary areas...