https://arstechnica.com/information-technology/2019/07/zoom-makes-it-too-easy-for-hackers-to-access-webcams-heres-what-to-do/ > One of the easiest ways to tell if someone is a practitioner of computer security is to look at their laptop. If the webcam is covered by tape or a sticker, they likely are. A recently published report on the Zoom conferencing application for Macs underscores why this practice makes sense. > Researcher Jonathan Leitschuh reported on Monday that, in certain cases, websites can automatically cause visitors to join calls with their cameras turned on. It's not hard to imagine this being a problem for people in their bathrobes or in the middle of a sensitive business conference since a malicious link would give no warning in advance it will open Zoom and broadcast whatever is in view of the camera.