It was only a matter of time, but the shortcomings of SS7 have become an issue impossible to ignore. The 40 year old telephone network signalling protocol has hit global headlines twice over the last ...

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 ...

Hacker conference Chaos Communication Congress 31c3 is under way in Hamburg, Germany right now where a cluster of SS7 talks have revealed the ease of invasive cell phone surveillance. Three ...

Signaling System Number Seven, or SS7, is a widely-used protocol that enables mobile operators’ subscribers to communicate with each other. At the heart of an operator’s network, SS7 contains highly ...