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Facebook’s WhatsApp Launches ‘End-to-End’ Encryption

WhatsApp texting service strengthens encryption so only sender and receiver can read message contents

By

Facebook Inc.’s WhatsApp texting service said it had strengthened its encryption so only the sender and receiver are able to read the contents of messages.

WhatsApp has been working since late 2014 to ensure the encryption works on different mobile-phone platforms and for different types of messages. On Tuesday, a spokesman said the more secure...

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