Because they say they do and nobody’s yet proven that they don’t. But your point is of course valid: closed source security is nothing more than trust me bro.
WhatsApp’s main resource is that they grabbed more than a billion users before Facebook took over. Saying “look how secure we are” makes the casual user think there’s no need to change.
Because they say they do and nobody’s yet proven that they don’t. But your point is of course valid: closed source security is nothing more than trust me bro.
Apart from that I don’t get why they make that argument. If that sounds good to you, use Signal.
WhatsApp’s main resource is that they grabbed more than a billion users before Facebook took over. Saying “look how secure we are” makes the casual user think there’s no need to change.