A security expert has said networks leaking your phone number to sites you visit is a problem several years old. Luke Westaway is a senior editor at CNET and writer/ presenter of Adventures in Tech, a ...

A flaw in O2 UK's implementation of VoLTE and WiFi Calling technologies could allow anyone to expose the general location of a person and other identifiers by calling the target. The problem was ...

It is the mobile network service used by millions of people around the UK. But O2 has now issued a warning to customers ahead of a major change that will stop some phones from working. The UK's 3G ...