[Kludge]

I used to have a laptop that had a little plastic slide-switch that covered up the webcam when it wasn't in use.
Damn, I've gone through like 10 laptops in 5 years. This is ridiculous.

But yes, Double-VPN or Onion over VPN with Nord plus a VM combined with TOR and a properly watched and cataloged HTTPS proxies with SSL, and if possible, login credentials not at all traceable to you personally.

Do everything you can to confuse ipleak.net or check2ip.com and you're golden. No DNS leaks, or you're not prepared. No IPv6 leakage.