| Categories | Hangouts Meet (Google) | WebEx (Cisco) | Zoom |
|---|
| Optimal Use | - Team meetings
- one-on-one meetings
- Interviews
- Hosting webinars
| - Team meetings
- one-on-one meetings
- Classroom video-conferences
- Hosting webinars
| - Team meetings
- Classroom video-conferences
- Hosting webinars
|
| Recording |  (free only through July 1st) | | |
| Screen Sharing |
- only one person at a time
|
- only one person at a time
|
- Simultaneous screen-share
- Annotation of screen sharing
|
| Accessibility |
| 
- Auto captioning (couldn't get it to work in my test)
|
|
| Mobile App | | | |
| Integrated Scheduling with Google Calendar | |
|
|
| Max Participants | Meetings: 100 Webinars: 10K
(live streaming) | Meetings: 1K Webinars: 3K | Meetings: 300 Webinars: 500 |
| Who can host? | | | |
| Who can attend? | | | |
| System Requirements | https://support.google.com/a/users/answer/7317473 | https://help.webex.com/en-us/nk90t65/System-Requirements-for-Cisco-Webex-Teams | https://support.zoom.us/hc/en-us/articles/201362023-System-Requirements-for-PC-Mac-and-Linux |
| Additional Features | - Chat w/ all participants (only)
- Spotlight a speaker
- Pin a speaker
| - Break out sessions (up to 100 w/ up to 100 participants)
| - Waiting room
- Breakout rooms
- Meeting polls
- Chat w/ specific roles
- Shared whiteboard
- Q&A in webinar
- Spotlight video
- Pin a speaker
|
| Security Considerations | Considered secure: https://support.google.com/a/answer/7582940?hl=en | Generally considered secure: Recent high-visibility patches for vulnerabilities
https://threatpost.com/high-severity-cisco-webex-flaws-fixed/153462/
Security whitepaper
https://www.cisco.com/c/dam/en/us/td/docs/voice_ip_comm/cloudCollaboration/spark/esp/cisco-spark-security-white-paper.pdf | Significant security considerations: - Security flaws in the desktop clients
- Security flaws in encryption and recordings
- Security flaws in default methods of inviting/setup of meetings
Sources: https://www.bloomberg.com/news/articles/2020-04-08/zoom-sued-for-securities-fraud-over-privacy-security-flaws https://tidbits.com/2020/04/03/every-zoom-security-and-privacy-flaw-so-far-and-what-you-can-do-to-protect-yourself/
https://mashable.com/article/zoom-vulnerability-windows-passwords/ https://citizenlab.ca/2020/04/move-fast-roll-your-own-crypto-a-quick-look-at-the-confidentiality-of-zoom-meetings/ https://www.fbi.gov/contact-us/field-offices/boston/news/press-releases/fbi-warns-of-teleconferencing-and-online-classroom-hijacking-during-covid-19-pandemic |
| Additional Notes |
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