Security researchers say the Diameter protocol used with today's 4G (LTE) telephony and data transfer standard is vulnerable to the same types of vulnerabilities as the older SS7 standard used with ...

For years, experts have warned of vulnerabilities in the network that routes phone calls and cellular service — but those attacks may be more widespread than anyone realized. For more than a year, a ...

Senior writer at Forbes covering cybercrime, privacy and surveillance. Hackers have proven just how urgently a gaping flaw in the global telecoms network, affecting what's known as Signalling System ...

60 Minutes showed how hackers only needed a congressman's phone number to record his calls and track his location. The congressman said people at intelligence agencies, who are aware of the SS7 flaw ...

Just because you're on a 4G/LTE mobile network doesn't mean you're immune to security issues. A researcher last week at Black Hat Europe detailed how denial-of-service (DoS) attacks can be waged ...

The US Department of Homeland Security recently warned that malicious hackers may have targeted US phone users by exploiting a four-decades-old networking protocol used by cell phone providers around ...

This time we’d like to make some comparisons between the security of the PSTN and the security of data networks. Data networks, like the PSTN, require physical protection on some levels. Data networks ...

A known security hole in the networking protocol used by cellphone providers around the world played a key role in a recent string of attacks that drained bank customer accounts, according to a report ...