Joe: You asked what the difference was, I mentioned it. The security is top-notch, to the point that until recently it was ISIS’s PMing tool of choice. If you check out their website you’ll see more differences, but that’s the main one.
I have no idea why that would make it more dangerous than WhatsApp. You just asked what the difference was.
smc: What’s so objectionable about what cherrybim said?