It doesn’t matter how many back doors they have on the server side. As long as the clients are open source (and end-to-end encrypted), the only thing they can tell is that two people communicated.
That’s not how it works when you have a messaging platform where the server provider can secretly pair additional devices. Send PGP encrypted mails if you want it differently.
Their clients are but they sell proprietary licenses, so when they proclaim that There is no WhatsApp ‘backdoor’, you have to take their word for it.
It doesn’t matter how many back doors they have on the server side. As long as the clients are open source (and end-to-end encrypted), the only thing they can tell is that two people communicated.
That’s not how it works when you have a messaging platform where the server provider can secretly pair additional devices. Send PGP encrypted mails if you want it differently.