'Dalek' commands can hijack smartphones

Researchers have demonstrated how garbled speech commands hidden in radio or video broadcasts could be used to control a smartphone. The clips, which sound like the Daleks from Doctor Who,…

Ransomware 'stopped' by new software

Scientists at the University of Florida (UF) say they have developed software that can stop the growing problem of ransomware in its tracks. Ransomware encrypts computer files and is used…