Tech journalism comes with a list of perks. Hot pop-star girlfriends, sacks of cash, Hertfordshire mansions — none of these are on that list. But I do get plenty of free tech, much of which tends to ...

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 ...

O2 has become the first UK network to switch on satellite-powered mobile data in a bid to end dreaded signal “not-spots”. The service will take the provider’s UK landmass coverage from 89 per cent to ...

O2's network collapsed overnight, but those signed up to other mobile providers shouldn't feel too smug: the outage caused carnage well beyond its direct customers. Waiting for a bus in London? The ...