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 ...

O2 has launched a new VoIP service, O2 TU Go, which puts your mobile number in the cloud – so when you receive a call to your O2 number, any device with the free app installed will ring, whether it’s ...

LONDON – 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 ...

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 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. O2 has come under fire as reports are coming through of the network sharing mobile numbers with ...