Law firms redact client names, case numbers, and privileged communications from prompts before sending to ChatGPT — verified by zero outbound packets in the browser Network tab.
Stop Shadow AI & PII Leaks Locally Before Prompts Reach ChatGPT, Claude or Any LLM
Automatically redact PII and sanitize sensitive prompts containing [FINANCIAL_DATA] before sending to AI.
Everything is processed 100% locally in RAM — zero data ever leaves your device.
Privacy Scrubber protects sensitive personal data, confidential files, and corporate PII via web app, Chrome Extension (Client-Side AI Gateway), MCP, or SDK.
Data lives strictly in temporary RAM and is automatically deleted on tab close — save your encrypted session to your device anytime.
PII Sanitization Tool
Tap to upload document or photoDrag & drop documents or photos
Redacted in volatile RAM — zero data ever leaves your device.
Paste your sensitive data here or
Select an Industry Profile on the left
Pre-configured entity detection libraries tailored for each sector (Healthcare, Legal, Finance, DevOps) to sanitize PII in local RAM before AI processing.
Redact Before AI
Document Sanitizer Standby
Select a document or snap a photo above to strip PII instantly.
Document Protected
PII removed in volatile RAM.
Protected output will appear here
after you click Protect Info →
(Keep this tab open to restore data later)
Sanitized locally in volatile RAM. Pre-prompt compliance maintained under GDPR & SOC 2.
Safe Copy & Open in AI
Alexander Wright
CISO, Velo Financial
"Zero-Trust Data Sanitization (ZTDS) changed how we approach AI security. By running 100% locally in the browser RAM, PrivacyScrubber satisfies our GDPR and SOC 2 Type II controls instantly without introducing third-party data processors. It is our standard guardrail for ChatGPT."
"We run this before every ChatGPT session. Our InfoSec team was satisfied in one audit."
— Marcus T., Lead Compliance Engineer · European Fintech (400 employees)
"Finally — a PII tool that doesn't route my data through someone else's cloud."
— Jordan K., Senior DevOps Engineer · US Healthcare SaaS
"Used this to pass our SOC 2 AI-prompt review. The offline verification is the proof point."
— Priya N., Head of Legal Ops · Series B SaaS, 200 seats
Verify Zero Data Transmission in 60 Seconds
No auditor needed. Verify our zero-server architecture yourself using tools built into your browser.
Right-click → Inspect or press F12
Click 🚫 to reset the request log before testing
Disconnect — the tool keeps working from RAM
Watch Network tab while the engine processes
Network tab shows 0 new requests — all data processing occurs securely inside your browser's local RAM.
In-DOM real-time prompt masking inside ChatGPT, Claude, Gemini & DeepSeek.
Zero-Trust stdio engine for Cursor, Windsurf, Claude Desktop & AI Agents.
100% offline in-browser sanitization for PDFs, OCR images, DOCX & XLSX.
Sanitize AI Prompts Before They Leave Your Browser
In-Page Real-Time Protection on ChatGPT, Claude & Gemini
Automatically detect and tokenize customer names, API keys, medical notes, and financial data directly inside your AI chat window. 0ms network latency — 100% local browser RAM processing.
Stop Shadow AI Data Leaks at the Source
Give employees full AI speed without server privacy risks. PrivacyScrubber's browser extension intercepts prompts right as they type — replacing names, emails, card numbers, and secret tokens in local RAM before any data reaches third-party LLMs.
Context Menu Masking
Highlight sensitive text on any webpage, email, or CRM, right-click, and instantly sanitize PII directly in your browser. Perfect for quick scrubbing before pasting into unsecure forms.
In-Page Auto-Detection (9 LLMs)
Native UI injectors for ChatGPT, Claude, Gemini, Copilot, DeepSeek, Perplexity, Poe, HuggingFace, and Mistral. Real-time PII blocking before you hit send. Try live demo 20 parameters →
Command Center Popup
Your main control hub. Switch between 24+ industry profiles (HIPAA, GDPR), customize Token Labels & Custom Regex Rules, and use 1-click restore to swap placeholders back to original data natively.
100% Offline Session Sync
Seamless cryptographic sync with the web platform. Download secure offline HTML receipts of your scrubbing sessions for compliance audits without any server logs.
Natively Supports

Step 1: Detect
User types a clinical note with real patient PII into Gemini. The shield icon detects 6 sensitive items.
Client-Side PII Scrubbing That Satisfies EU AI Act, HIPAA, GDPR & SOC 2
Zero-setup composable AI privacy. Drop-in client-side data sanitization — 100% in local browser RAM. No vendor lock-in, no BAA required, zero third-party audit surface.
Automated pre-AI sanitization for European teams. Prevents high-risk data leakage into generative models without proxy latency or vendor risk.
De-identify PHI before sending to any AI tool. Satisfies Safe Harbor de-identification — no BAA required.
Names, addresses, and IDs replaced before any AI prompt is sent. Satisfies Art. 25 (Privacy by Design) and Art. 32.
Zero-server model eliminates vendor data exposure — your auditor sees zero third-party data flows because there are none.
PII masked before it reaches any AI system. Satisfies A.8.11 data masking control — no infrastructure changes needed.
No heavyweight enterprise monoliths or 3-month deployments. Works as a drop-in layer for Web, Extension, and Cursor/IDE MCP.
How Teams Use PrivacyScrubber Across Industries
Real workflows from compliance officers, developers, and security leaders who sanitize PII locally before using AI tools.
* Composite profiles based on actual user feedback and industry compliance standards.
Join 10,000+ security professionals using PrivacyScrubber
Client-Side Data Sanitization Plans. Zero Server Exposure.
Protect confidential client records, HIPAA health data, legal NDAs, and database credentials before sending text to ChatGPT, Claude, Gemini, or IDE coding assistants. 100% in-browser RAM execution — 0 network packets, 0 recurring telemetry debt.
- Prevent Accidental AI LeaksSwaps names, emails, cards with tokens like
[NAME_1]before sending to AI. - 1-Click DetokenizationPaste AI responses back to restore original data in browser RAM.
- 100% Volatile RAM0 cloud servers, 0 telemetry. Airplane mode ready.
- Single File Text SandboxLocal redaction up to 15,000 characters per prompt.
- 25 Industry ProfilesHIPAA, Legal, Banking, W-2 tax & server logs.
- Cursor & VS Code MCP ServerStdio MCP strips secrets & PII for Cursor/Claude.
- Offline PDF OCRTesseract WASM scrubs scanned docs in RAM.
- 50+ Batch Files & ExcelBulk folder redaction & spreadsheet cell scrubbing.
- Custom Regex RulesInternal codenames, API keys, custom IDs.
- Unlimited Team SeatsNo per-user licensing penalties for growing teams.
- Encrypted BlueprintsP2P team session sharing (XChaCha20-Poly1305).
- CISO Extension LockStrict enforcement prevents copying raw secrets.
- Team-Wide MCP ConfigPush unified MCP rules to all developer machines.
- PDF Audit ReceiptsSigned SHA-256 session proofs for auditors.
- Sub-Millisecond Speed<1ms latency per prompt in local server RAM.
- RAG & MicroservicesEmbed into vector DB ingest pipelines & ETL.
- Offline Ed25519 TokenSelf-serve instant issuance, 0 phone-home.
- Unlimited Internal NodesRun across all company servers & Lambda/Cloud Run.
- Full 25+ Profiles EngineAll deterministic regexes & custom dictionary rules.
- OEM SaaS RedistributionEmbed engine into client-facing commercial SaaS.
- 100% Air-Gapped On-PremDefense, banking & sovereign data compliance.
- Source Code EscrowSource code audit rights & private NPM repo.
- Signed DPA & Legal TermsCustom corporate DPA & vendor compliance pack.
- PO & Wire TransfersNet-30 invoicing, ACH/SWIFT bank transfer.
What You Get & Why It Matters
| Module & Feature | Outcome & Problem Solved | Who Uses It | Tiers |
|---|---|---|---|
| In-Page Chrome Shield | Sanitizes prompts right inside ChatGPT, Claude, and Gemini with hotkey Alt+Shift+X without switching tabs. | All AI Users & Analysts | Free (15k) / PRO / TEAMS |
| 25 Industry PII Profiles | Pre-configured detection for HIPAA health data, legal court filings, IBAN bank numbers, and payroll records. | Doctors, Lawyers, Accountants | PRO & Above |
| IDE MCP Server (stdio) | Strips database credentials, JWTs, and secret tokens before Cursor or Claude Code AI agents read your source repository. | Software Engineers, DevOps | PRO & Above |
| Offline PDF & OCR | Extracts and sanitizes scanned contracts and screenshots in volatile RAM without sending images to cloud vision APIs. | Legal, HR, Procurement | PRO & Above |
| Excel & CSV Cell Scrub | Cell-by-cell PII sanitization in local memory preserving formulas, spreadsheet structures, and numeric salary sums. | Data Analysts, Underwriters | PRO & Above |
| Custom Regex & Secrets | Custom regex builder to mask proprietary internal project codenames, custom customer IDs, and API secrets. | Security Engineers, R&D | PRO & Above |
| 1-Click Reverse Reveal | Instant local rehydration restoring real customer names and parameters into AI responses inside browser memory. | Support, Sales, Recruiters | Free / PRO / TEAMS |
| Peer-to-Peer Blueprint Sync | Securely transfer masked AI prompt sessions to colleagues via encrypted QR/hash links without any central server database. | Cross-functional Teams | TEAMS & Above |
| CISO Extension Lock | Enforce mandatory redaction policies across employee browsers and prevent staff from disabling protection in AI tools. | Security Officers, IT Directors | TEAMS & Above |
| Cryptographic Audit Receipts | 1-click signed PDF certificate with SHA-256 session hashes proving zero confidential data left your premises. | Compliance Officers, DPOs | PRO & TEAMS |
| Developer SDK & CLI | Embed zero-trust PII engine (@privacyscrubber/core) directly into Node.js, Python, or CI/CD pipelines. | Backend Developers, RAG Architects | SDK & OEM |
| Air-Gapped RAM Operation | Verified 0-byte outbound network egress in Airplane Mode, bypassing DPAs and third-party vendor audits. | CISOs, Defense, Banks | All Tiers |
Frequently Asked Questions
Everything you need to know about browser-based PII redaction, compliance scope, and AI safety.
Does PrivacyScrubber send my data to any server?
Which AI platforms does the browser extension support?
What does the free version include?
Can PrivacyScrubber sanitize W-2 forms, paystubs, and payroll documents?
Can I get my original data back after the AI responds?
Does this help with HIPAA, GDPR, or SOC 2 compliance?
What happens to the session map when I close the tab?
What file formats can I sanitize, and what do I get back?
How does TEAMS encrypted session handoff work?
How does Shadow DOM sandboxing protect against malicious scripts?
Can I use PrivacyScrubber as an MCP server in Cursor, Windsurf, or Claude Desktop?
Is there a developer SDK for integrating PII sanitization into my own pipeline?
Does changing the detection profile reset my session?
How does PrivacyScrubber prevent data residue in system RAM?
Can enterprise or accounting teams pay via invoice or wire transfer?
Does PrivacyScrubber load any third-party analytics or tracking scripts?
How are TEAMS admin roles managed without a backend?
What rights does a Team Administrator have compared to Managed Team Members in TEAMS?
What is the difference between Custom Regex Rules and Token Labels?
Have more technical or enterprise questions? Check our CISO Security Guide or explore Compliance Standards.
