Since its launch in 2016, Google Duo has used end-to-end encryption for calls, messages, notes, and all kinds of communications carried through it. That encryption is one of the reasons we recommend using Duo to catch up with friends and family, but most users may not be aware of it. Now Google is boasting this privacy-centric approach for everyone to see, and while it's at it, it added the option to send more emojis to your contacts.

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