Google meet utilizza la crittografia client/server o cloud o in transito c/se non la crittografia e2ee.
In Google Meet, all data is encrypted in transit by default between the client and Google for video meetings on a web browser, on the Android and iOS apps, and in meeting rooms with Google meeting room hardware.
Riferimento:
Zoom 100 participants c/se closed source
Messenger Rooms 50 participants c/se closed source
FaceTime Apple 32 participants e2ee closed source
Google Duo 12 participants e2ee closed source
WhatsApp 8 participants e2ee closed source
Houseparty 8 participants c/se closed source