You use your computer daily, although I bet you rarely, if ever, consider that someone could be spying on you through your built-in camera on a laptop or a standalone camera that connects via USB.

Though Airbnb has banned indoor cameras, that won't stop unscrupulous hosts. Here's what to do, before and after you book, to make sure you're not being subject to surveillance. My title is Senior ...

The right software can turn your smartphone into a spy device that watches everything you do. Scary, I know. Here’s how to check if your phone is infected. While you’re at it, check your computer.

Posts from this topic will be added to your daily email digest and your homepage feed. If the camera is using an infrared light, your phone can pick up what your eyes can’t. If the camera is using an ...