The UK's privacy watchdog is putting O2 under scrutiny, after customers complained the mobile operator is revealing their phone numbers to website owners when they browse. The mobile operator's ...

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 ...

O2 is in hot water today -- it looks like the mobile network has been sending your mobile number to every site you visit. Luke Westaway is a senior editor at CNET and writer/ presenter of Adventures ...

O2 mobile users in the UK are venting on Twitter today, fuming at their discovery that their phone number is being shared with every website that they visit over the network. I found a colleague who ...