New espionage campaign, ArcaneDoor, discovered targeting perimeter network devices
The ArcaneDoor campaign is an example of state-sponsored actors targeting perimeter network devices from various vendors, focusing on espionage. These devices serve as a critical entry point into networks and need regular patching, updated hardware, and close monitoring for security. Identified as UAT4356 by Cisco’s Talos team, the actor utilized backdoors called “Line Runner” and … Read more