If a major telecommunications network is hacked, millions of customers’ connections will be abruptly disrupted, causing widespread societal panic and economic loss. And as illustrated by the recent attack on Verizon and AT&T by Chinese hackers, telco breaches can impact national security posture, too.
Recent Posts
Signaling was a major security vulnerability for legacy cellular generations (2G, 3G, and 4G), opening the gate to signaling storms, SS7 and Diameter-based exploitation, spam, and fraud. While it’s easy to assume 5G networks would be immune to such cyberattacks, this isn’t the case. Many 5G deployments are hybrid (also using legacy connectivity) and are Non-Standalone (NSA), making it essential that signaling continues to be a core focus of telco security solutions. Even for 5G Standalone (SA) networks, threat actors will adapt and leverage more elaborate schemes.