UK carrier O2 finds itself embroiled in data protection controversy today, with allegations that the operator is revealing mobile users cellphone number to each website they visit on their phone.

O2 has fixed the issue that causes customers’ mobile numbers to be shared with websites they visit from their phones. In a post on its own site, the network admitted that between 10 January and 2pm ...

O2 has fixed a bug in the way it handles mobile broadband traffic that saw its customers unwittingly exposing their mobile phone numbers to website owners. The operator apologised for the apparent ...

An untold number of U.K. residents may have unwittingly broadcast their numbers to sites across the Web while browsing the Internet with their cellphones during the past two weeks. Mobile service ...

UK carrier O2 has apparently fixed the loophole that exposed subscribers' mobile numbers to websites they visited using their handset's data connection, though there's still no official explanation as ...

O2 may also be unwittingly assisting spammers, allowing them to match email addresses with phone numbers. See below for more updates. If you reside in the UK and you are one of the millions of ...

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 ...

The mobile phone operator O2 is investigating a major security flaw which gives users' mobile phone numbers to every website they visit. Twitter users Lewis Peckover created a website on January 24 ...