Fairwall Privacy Shield by karan
Zero-knowledge privacy for AI chats. Redacts PII before it reaches ChatGPT, Claude, or any LLM.
Extension Metadata
About this extension
Fairwall Privacy Shield protects your personal data when using AI chatbots. It automatically detects and redacts names, emails, phone numbers,
IBANs, tax IDs, and more — before your text ever reaches the AI.
When the AI responds, Fairwall restores your original data locally. The AI never sees your real information.
Features:
- Automatic PII detection in German and English
- Works with ChatGPT, Claude, Gemini, and Perplexity
- Zero-knowledge architecture — your data never leaves your machine
- AES-256-GCM encrypted vault for entity mapping
- Immutable audit trail for DSGVO/GDPR compliance
- Real-time highlighting of detected entities
Requires the Fairwall desktop app running locally on your machine.
IBANs, tax IDs, and more — before your text ever reaches the AI.
When the AI responds, Fairwall restores your original data locally. The AI never sees your real information.
Features:
- Automatic PII detection in German and English
- Works with ChatGPT, Claude, Gemini, and Perplexity
- Zero-knowledge architecture — your data never leaves your machine
- AES-256-GCM encrypted vault for entity mapping
- Immutable audit trail for DSGVO/GDPR compliance
- Real-time highlighting of detected entities
Requires the Fairwall desktop app running locally on your machine.
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Permissions and data
Required permissions:
- Access your data for chatgpt.com
- Access your data for chat.openai.com
- Access your data for claude.ai
- Access your data for gemini.google.com
- Access your data for www.perplexity.ai
Optional permissions:
- Access your data for localhost:8000
- Access your data for 127.0.0.1:8000
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 0.2.5
- Size
- 106.69 KB
- Last updated
- 10 days ago (Sep 19, 2026)
- Related Categories
- License
- All Rights Reserved
- Version History
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