https://wccftech.com/facebook-messenger-gains-end-to-end-encryption-for-audio-and-video-calls/

Today, Facebook has seen fit to roll out support for end-to-end encryption for video and audio calls to its Messenger app. The new additions mean that the company will not be able to hear your audio or video calls between your family and friends. Apart from this, Facebook is also looking to bring changes to the direct messages on Instagram. Scroll down to read more details on the scenario.

As mentioned earlier Facebook is adding end-to-end encryption to its Messenger app for audio and video calls. The feature will allow complete privacy for audio and video calls and secure it completely, which even the company itself cannot listen to. This is what the company has to say about end-to-end encryption in Messenger.