The social media giant said it worked with cryptographers to devise ways of excluding unwanted guests.
from BBC News - World https://ift.tt/2S73keu
from BBC News - World https://ift.tt/2S73keu
Messenger Rooms: Facebook's new video calls let 50 people drop in
![Messenger Rooms: Facebook's new video calls let 50 people drop in]()
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April 24, 2020
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