Add Yahoo as a preferred source to see more of our stories on Google. Markus Haas, CEO of Telefónica Deutschland, pictured at the headquarters of mobile communications provider Telefónica (O2). The ...

Mobile operator O2 (Virgin Media) has warned customers that fraudsters are using a "new" phishing tactic to steal their private personal and security details (i ...

Mobile network operator O2 Telefónica Germany is planning major job cuts as part of a broad restructuring aimed at restoring ...

UK operator O2 recorded the biggest mobile traffic event in its history during England’s match the DR Congo at the FIFA World Cup.