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WhatsApp and Telegram media files aren’t so secure after they reach your phone

July 15, 2019

Via: The Verge

While they’re known for strongly encrypting messages in transit, apps like WhatsApp and Telegram may not always be able to keep files safe after they’re on your phone. Today, researchers from Symantec explain how hackers could use a malicious app to subtly alter media files sent through the services.

On Android, apps can choose to save media, like images and audio files, through either internal storage that’s only accessible through the app, or external storage which is more widely available to other apps.

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