WebRTC can reveal your real IP address even behind a proxy. Stuhack disables WebRTC or forces it to use only a proxy-visible IP.
: Many users report the extension is frequently "not working" because platforms updated their security to move blurring from the client-side to the server-side (CDN-level blurring), which cannot be fixed by simple CSS removal. Security Risks : Since these tools are not available on the official Firefox Add-ons stuhack firefox
To reduce Firefox's startup time, you can try modifying the browser.cache.memory.capacity setting in about:config. Simply type about:config in the address bar, search for the preference, and adjust its value to improve performance. WebRTC can reveal your real IP address even behind a proxy
Here's a sample article based on the concept of Stu's Hacks on Firefox: search for the preference