Encrypted Chat Took Over. Let’s Encrypt Calls, Too

As end-to-end encrypted messaging apps have exploded in popularity, several well-known services have added encrypted calls as well. Why not, right? If it works for text-based chat, voice seems like a natural extension. If only it were that easy. Encrypting calls has plenty of value, keeping conversations strictly between the two parties. They can circumvent government wiretaps, or criminal snooping.

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