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How Signal walks the line between anarchism and pragmatism
(www.wired.com)
This is a most excellent place for technology news and articles.
I had a conversation with a cryptographer who worked for Wickr he says none of the DoD or other government agents he knew trusted Signal 🤔 - personally I use Signal with my mom or personal friends as like the bottom tier of security, because metadata is a real thing, they don't have to actually know what you're talking about. Just using a phone number itself tells you most everything feds need to know if they're really after you.
if you actually want privacy use XMPP