Facebook Messenger starts testing end-to-end encryption with Secret Conversations. The feature will allow Messenger users to exchange messages that no one will be able to eavesdrop. The social network giant has enabled it only to a small number of users and is planning to extend the feature to all its users later this summer or in early fall. Facebook chief security officer Alex Stamos confirmed on Twitter that the feature was just small test for now Facebook users will have to enable it by default.”]
Source: https://securityaffairs.co/wordpress/49179/social-networks/messenger-end-to-end-encryption.html