Tips on How to Prevent Zoombombing (when strangers enter your Zoom meeting and disrupt it, or get access to Zoom calls/meetings that you thought were relatively private):

How to Protect Your Zoom Calls – The Washington Post

https://www.washingtonpost.com/technology/2020/04/03/zoom-video-set-up/

How to Prevent Zoombombing in a Few Easy Steps – The New York Times

https://www.nytimes.com/2020/04/07/style/zoom-security-tips.html

How to Prevent Zoombombing – Consumer Reports

https://www.consumerreports.org/video-conferencing-services/how-to-prevent-zoombombing/

How to Prevent Zoombombing: 5 Easy Steps – Tech Republic

https://www.techrepublic.com/article/how-to-prevent-zoom-bombing-5-simple-tips/

No More Zoombombing: 4 Steps - CNET

https://www.cnet.com/how-to/no-more-zoombombing-4-steps-to-a-more-secure-zoom-video-chat/