A curious hacker tool has become a headline villain: a pocket-sized gadget blamed for unlocking scores of modern cars. But ...

Millions of UK drivers could find themselves unable to unlock or start their vehicles this autumn and winter as keyless car fobs fail in the cold, according to car key specialists AJ Key Replacement.

Car thieves are continuously turning to new methods and the latest tech to steal cars undetected. But they're also revering to some old hat tricks to pinch vehicles too.