In a stalking or random criminal scenario, the ability to guide someone to an out-of-the-way, isolated location could be a precursor to kidnapping or worse.

Pen Test Partners demonstrates how to send vessels off-course or even onto a path to collision — fairly easily.

Researchers find flaws in an internet-connected drill, but say minimal, hard-to-find bugs indicate there is hope for IoT security.

Small Bluetooth-enabled trackers from TrackR, iTrack and Nut are the latest connected devices to pose a privacy risk to users.