alt Hacker NewsNot really.
Anyone who wants to conceal what continent they're on will also be using a VPN 24/7, or will have the proxy setup in Signal (AKA running 24/7), which defeats this.
Not really.
Anyone who wants to conceal what continent they're on will also be using a VPN 24/7, or will have the proxy setup in Signal (AKA running 24/7), which defeats this.
Yep: If your threat model includes an attack like this and you're not always on a VPN already, you're likely already compromised.
This is a neat demo, but it should not fundamentally alter the way that anyone is using Signal. Either it doesn't matter to you or you already have mitigations in place.