WhatsApp reduces spam, despite end-to-end encryption

Can a spam filter work even without reading the content of your messages? WhatsApp thinks so. Since last April, the messenger app has been successfully fighting spam abuse, even as it’s been using end-to-end encryption. That encryption means that no one – not even WhatsApp – can read the content of your messages, except for the recipient.

Article Link: http://www.itnews.com/article/3164526/security/whatsapp-reduces-spam-despite-end-to-end-encryption.html#tk.rss_all