Hi, I'm the author of the blog post and just wanted to say thanks for the discussion.
I agree that relying solely on desktop VPN clients (especially closed-source ones) is risky... The network namespaces approach is new to me, but it looks like a solid way to isolate traffic and avoid these kinds of leaks entirely. Thanks for the suggestions.
I agree that relying solely on desktop VPN clients (especially closed-source ones) is risky... The network namespaces approach is new to me, but it looks like a solid way to isolate traffic and avoid these kinds of leaks entirely. Thanks for the suggestions.