Enlarge (credit: Getty ) For years, Dell customers have been on the receiving end of scam calls from people claiming to be part of the computer maker’s support team. The scammers call from a valid Dell phone number, know the customer's name and address, and use information that should …

Enlarge / Dell has released a patch for a set of vulnerabilities that left as many as 30 million devices exposed. (credit: Artur Widak | Getty Images) Researchers have known for years about security issues with the foundational computer code known as firmware. It's often riddled with vulnerabilities, it's difficult to …