Sentinel — Traffic & Privacy Guard

Privacy guard & live traffic monitor. Blocks trackers, fingerprinters & phishing. Spoofs APIs. Full audit dashboard.

Sentinel — Privacy Guard & Live Traffic Monitor Take back control of your browser. Sentinel is an advanced privacy and security extension that protects you from online tracking, browser fingerprinting, phishing attempts, and unwanted data collection—all while giving you complete visibility into what websites are doing behind the scenes. Unlike traditional ad blockers, Sentinel actively monitors browser activity, detects suspicious behavior in real time, and provides a powerful dashboard to help you understand exactly how websites interact with your browser. 🛡️ Features Fingerprint Protection Reduce browser fingerprinting by protecting commonly abused browser APIs and limiting the information websites can use to uniquely identify your device. Tracker Blocking Detect and block known tracking scripts, analytics libraries, and third-party trackers before they can collect your browsing data. Live Network Monitor See requests made by websites in real time, including: API calls Background requests WebSocket connections Beacon requests Tracking endpoints WebRTC Protection Prevent accidental IP address leaks through WebRTC while browsing. Phishing Detection Receive instant warnings when visiting suspicious or known phishing websites. Form Protection Monitor forms that may attempt to collect sensitive information and identify potentially unsafe submissions. WebSocket Monitor View active WebSocket connections used by modern web applications and detect unusual communication. Privacy Dashboard Understand your browser's privacy posture with an easy-to-read dashboard featuring: Privacy score Tracker statistics Fingerprinting attempts Security header analysis Suspicious activity alerts Network insights 🎯 Mission Profiles Choose the protection level that fits your needs. 🟢 Balanced — Everyday browsing with minimal website impact. 🔵 Privacy — Enhanced privacy while maintaining compatibility. 🟠 Strict — Maximum tracker and fingerprint protection. 🟣 Developer — Protection with debugging tools enabled. 🔴 Investigation — Detailed monitoring for security analysis. ⚫ Lockdown — Highest protection for sensitive browsing. 🎨 Themes Customize the dashboard with multiple themes, including: Light Dark Midnight Ocean Forest Surveillance Dark 🔒 Your Privacy Comes First Sentinel is built with privacy as its core principle. ✔ No accounts required ✔ No data collection ✔ No telemetry ✔ No analytics ✔ No cloud storage ✔ No personal information transmitted ✔ Everything runs locally inside your browser Your browsing data never leaves your device. 📊 Permission Transparency Sentinel requests only the permissions necessary to provide its security features. Permissions are used to: Monitor network requests Detect trackers Block phishing websites Analyze browser security Display real-time protection information Sentinel never sells, shares, or uploads your browsing data. 👥 Perfect For Privacy-conscious users Security researchers Web developers Penetration testers Journalists IT professionals Anyone who wants greater visibility into their browser activity Why Choose Sentinel? Most browser extensions simply block ads. Sentinel goes further by helping you understand who is trying to track you, what data is being collected, how websites communicate with your browser, and how well your privacy is protected—all through a clean, real-time dashboard.