A lengthy yet fascinating and well researched piece on how private #WhatsApp conversations truly are. Even though it's based on the Whisper protocol, #Facebook has found ways to read some reported messages and is making the most of the unencrypted metadata. https://www.propublica.org/article/how-facebook-undermines-privacy-protections-for-its-2-billion-whatsapp-users
Lastly, if you truly care about keeping your chats private, roll your own #XMPP server or, more realistically, use #Signal. #privacy
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