I don&#x27;t concede that Signal <i>has</i> made any security compromises. That was someone else.<p>If you care about security, use Signal. If you care about UX, and Threema has a better UX, use Threema. Threema is a closed-source system that apparently relies on Nacl. That is a much better answer than the one Telegram can give, but it still leaves a whole lot of questions unanswered. There&#x27;s a lot that can go wrong in the layers above Nacl.