The Department of Homeland Security (DHS) believes that China, Russia, Iran, and Israel are the "primary" countries exploiting security holes in telecommunications networks to spy on people inside the United States, which can include tracking their p
The news provides more context around use of SS7, the exploited network and protocol, against phones in the country. In May, 404 Media reported that an official inside DHS's Cybersecurity Insurance a… [+762 chars]