Should WhatsApp let you disable URL previews?

Another reminder that if you want perfect security or privacy online you shouldn’t expect every single bell & whistle of tech-enabled convenience to be handily on tap. End-to-end encrypted messaging app WhatsApp has been shown leaking metadata as users type URLs within chats, in a way that could — at least in theory — offer a route for a sophisticated adversary to obtain a user’s IP address.

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