Now, more than 20 years later, end-to-end encryption is baked into apps that are used by billions of people, most of whom may not realize their messages and calls are secured with this data-scrambling technology. Apple’s iMessage and FaceTime, Facebook Messenger, Signal, and WhatsApp, among others, are all end-to-end encrypted by default.

Now, more than 20 years later, end-to-end encryption is baked into apps that are used by billions of people, most of whom may not realize their messages and calls are secured with this data-scrambling technology. Apple’s iMessage and FaceTime, Facebook Messenger, Signal, and WhatsApp, among others, are all end-to-end encrypted by default.

https://techcrunch.com/2025/03/03/as-skype-shuts-down-its-legacy-is-end-to-end-encryption-for-the-masses

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As Skype shuts down, its legacy is end-to-end encryption for the masses | TechCrunch

iMessage, Signal, and WhatsApp have made E2EE the default for messaging, but Skype paved the way decades ago.