Facebook Messenger is the latest application to adopt encryption end-to-end for your chats, ensuring that even Facebook itself can access encrypted messages. At the moment this new feature is in beta testing, but the company says it will be available more widely in the year way.
Today, Facebook announced that it has begun testing the new feature, called secret talks.
"We are starting to test the ability to create individual secret talks in Messenger that are encrypted end-to-end and that can only be read on the device of the person with whom you are communicating.
That means that messages are meant only for you and the other person, not someone else, including us. ". From Facebook
This feature will be in the mobile messaging application for iOS and Android, giving users the opportunity to develop, more privately, conversations about sensitive by encrypting chat messages, both sender and receiver issues.
Encryption end-to-end, the content of the talks are encoded so that no one can decipher besides you and recipients of messages. Moreover, encrypted messages can only be read on the device of the person with whom you are communicating.
Optionally you can set a timer to control the duration of visibility of each encrypted message sent in a conversation. The role of secret talks currently do not support content such as GIFs and videos, make payments or other popular features of the messaging application.
For now, only a part of Messenger users can access the feature of secret talks, but Facebook is supposed to expand the availability of message encryption during the year.
The encryption technology used for secret talks uses the signaling protocol developed by O pen Whisper Systems.