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Description
Automatically redacts Personally Identifiable Information before it reaches web-based LLMs, and restores it in responses. 🛡️ Private Guard — Your PII Never Leaves Your Browser Private Guard automatically detects and redacts Personally Identifiable Information before it's sent to ChatGPT, Gemini, Claude, or Copilot — and seamlessly restores the original values in the AI's responses. 🔍 3-LAYER DETECTION PIPELINE: • 30+ regex patterns — emails, phone numbers, credit cards, IBANs, SSNs, API keys, JWTs, crypto wallets, and more • AI-powered NER — on-device Named Entity Recognition detects names, organizations, and locations • Active Learning MLP — a neural network that learns YOUR company-specific jargon and project names in real-time 🔄 AUTOMATIC RESTORATION: When the AI responds with tags like [PERSON_1], Private Guard instantly restores them to the original values — you see the real answer, the AI never saw the real data. 👁️ LIVE PREVIEW: Before sending, a floating panel shows all detected PII with type icons, editable labels, and one-click dismiss for false positives. 🔐 PRIVACY-FIRST: • 100% on-device — zero data sent to external servers • No tracking, no telemetry, no analytics • Per-tab isolation — each tab has its own redaction state • Open source — inspect the code yourself ✅ SUPPORTED SITES: • ChatGPT (chatgpt.com) • Google Gemini (gemini.google.com) • Claude (claude.ai) • Microsoft Copilot (copilot.microsoft.com) ⚡ CUSTOM PROTECTION: • Add your own watchlist terms with custom labels • Mark any word as sensitive via right-click context menu • The built-in neural network learns and remembers your custom terms Built with ❤️ for your privacy. Free and open source.