Introduction This week Google and partners took action to disrupt what we believe is one of the largest residential proxy networks in the world, the IPIDEA proxy network. IPIDEA’s proxy infrastructure is a little-known component of the digital ecosystem leveraged by a wide array of bad actors. This disruption, led by Google Threat Intelligence Group (GTIG) in partnership with other teams, included three main actions: Took legal action to take down domains used to control devices and proxy traffic through them.