Facebook Messenger adds End-to-End Encryption (Optional) for Secret Conversations

Facebook has begun rolling out end-to-end encryption for its Messenger app, thus making its users' conversations completely private.

The end-to-end encryption feature, dubbed "Secret Conversations," will allow Messenger users to send and receive messages in a way that no one, including the FBI with a warrant, hackers and not even Facebook itself, can intercept them.

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