One team used the calculator app in a macOS as an entrypoint into taking over an entire machine.

A fix for the FaceTime bug is expected to ship to all users within the next week.

"Patch early and often?" Not so much.

Chinese contestants from major companies had been dominating the contest in recent years, but new regulations from Beijing prohibited them from joining this year's fray.

Anyone who can click a few buttons and type "root" can get admin access to Apple machines running High Sierra.