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“Encryption ensures that no one can read the content of your messages,” Google said. The RCS, which provides modern chat-like features to Messages, has been rolled out to global users, the company said.
According to Tech Crunch, earlier Google had rolled out the end-to-end encrypted messaging space in 2016 with the launch of Allo, an app that immediately drew criticism from security experts for not enabling the security feature by default. Two years later, Google killed off the project altogether.