Firefox user.js Configuration

This repository contains my customized user.js file for Firefox, based on the arkenfox/user.js privacy and security hardening project.

🔒 Goals

• Minimize browser fingerprinting
• Increase privacy & anonymity
• Block common tracking vectors
• Retain reasonable usability

🧪 Notes

• Tested on:
  • Firefox v140.0 on macOS 15.5 Sequoia
  • Firefox v140.0 on Linux Mint Cinnamon (latest release)
• Using resistFingerprinting = true
• Timezone spoofed to Atlantic/Reykjavik
• Canvas and WebGL randomized

📄 user.js Overview

This config modifies Firefox behavior via user.js, placed in the profile directory. It includes:

• Arkenfox defaults
• Custom fingerprinting countermeasures
• Personal usability/privacy balance tweaks

⚠️ Disclaimer

This configuration is tailored for personal use and may degrade functionality on some websites. Review and adapt for your own needs.