“Uncovering Global Telecom Exploitation by Covert Surveillance Actors” 27 Apr 2026 | 5G & 6G Security, Industry Collaboration and Standards, Regulation & Policy, Telecom Security, Threat Intelligence This Citizen Lab investigation uncovers two sophisticated telecom surveillance campaigns and, for the first time, links real-world attack traffic to mobile operator signalling infrastructure. (published April 2026).
