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

The Verge: WhatsApp and Telegram media files aren’t so secure after they reach your phone. “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.”