Zoom's fine and all, but yanno.. https://www.theverge.com/2019/7/8/20687014/zoom-security-flaw-video-conference-websites-hijack-mac-cameras
Yep that was addressed very quickly by both Zoom and Apple. We alerted our customers straight away and the NZ Police sent a bulletin to all governemnt departments.
Blog post here: https://blog.zoom.us/wordpress/2019/07/08/response-to-video-on-concern/
It was also based on the 'hacker' being able to get into your network in the first place