Free Zero-Knowledge PII Scanner
piisafe.eu is a free website PII scanner designed for privacy officers, developers, and compliance teams. Detect 320+ entity types (SSN, IBAN, credit cards) across 48 languages with zero-knowledge architecture. Your scan data never leaves your browser — we physically cannot access your results.
Is Your Website Leaking Personal Data?
Every day, websites accidentally expose customer data through:
- Email addresses in HTML comments and source code
- Phone numbers in JavaScript files and error logs
- Home addresses in unprotected API responses
- Credit card numbers in debug logs and test data
- SSNs and national IDs in legacy database exports
Average data breach cost: €4.45 million. Don't become a statistic.
Comprehensive PII Detection
Deterministic pattern matching across 320+ entity types
Website Scanning
Crawl entire websites or specific pages. Automatic sitemap parsing and page discovery.
- Sitemap.xml integration
- Recursive page discovery
- Custom URL selection
48 Languages
Language-specific patterns for accurate regional detection (IBAN, tax IDs, phone formats).
- German IBAN, Steuer-ID
- US SSN, credit cards
- Regional phone formats
Zero Storage
All processing in-memory. Results delivered to browser only. No scan data stored on servers.
- Privacy by design
- GDPR compliant
- German infrastructure
Deterministic Detection
Regex-based patterns ensure reproducible results. No AI variability, critical for compliance audits.
- Consistent results
- Audit-ready reports
- No false positives
Risk Grading (A-F)
Automatic compliance scoring based on PII exposure volume and sensitivity.
- GDPR risk assessment
- Severity classification
- Actionable recommendations
Export Options
Download results as HTML, JSON, or CSV for documentation and reporting.
- HTML reports with styling
- JSON for automation
- CSV for spreadsheets
Why Choose piisafe.eu?
See how we compare to popular alternatives
*Comparison based on publicly available information as of March 2026. Presidio requires self-hosting infrastructure.
How It Works
Four simple steps to comprehensive PII detection
Authenticate
Enter your cloak.business API key or use the free public key for limited scans.
Configure
Select entity preset (GDPR, HIPAA, PCI-DSS), language, and detection threshold.
Target
Enter website URL. Scanner discovers pages and shows estimated cost.
Analyze
Real-time progress, live findings, risk grade, and export options.
Information security management
German infrastructure, EU data residency
Reproducible results for compliance
In-memory processing only
Use Cases
When to use piisafe.eu
Pre-Launch Audit
Scan staging environments before production deployment to catch exposed PII in test data, sample records, or debug logs.
Compliance Verification
Regular scans to verify GDPR, CCPA, or HIPAA compliance. Export reports for auditors and regulators.
Vendor Assessment
Evaluate third-party websites and APIs for PII handling before integration or data sharing agreements.
Incident Response
After a breach or leak, quickly assess scope of exposed PII for notification and remediation planning.
Developer Testing
Integration with CI/CD pipelines to automatically scan documentation, examples, and API responses.
Privacy Impact Assessment
Identify PII processing activities as part of DPIA (Data Protection Impact Assessment) requirements.
Is piisafe.eu Right For You?
Honest assessment of when to use our tool — and when not to
✓ Best For
- Pre-launch website audits
- GDPR/HIPAA compliance checks
- Quick PII exposure assessments
- Vendor/third-party risk evaluation
- Teams needing audit-ready reports
- EU data residency requirements
✗ Not Ideal For
- Real-time API redaction (use cloak.business)
- Image/PDF OCR scanning (use cloak.business)
- Database-level PII discovery
- Custom entity pattern development
- On-premise deployment needs
- Sites requiring authentication to scan
Frequently Asked Questions
Common questions about piisafe.eu
What is piisafe.eu?
piisafe.eu is a free website PII scanner that detects 320+ types of exposed personal information using deterministic pattern matching. It supports dual APIs (cloak.business and anonym.legal) and provides GDPR, HIPAA, PCI-DSS, and CCPA compliance scoring with A-F risk grading.
How much does piisafe.eu cost?
piisafe.eu is free to use. The free tier allows 10 scans per hour with up to 10 pages per scan. For higher limits, you need an API key from cloak.business (€49/month) or anonym.legal (€3/month).
What types of PII can piisafe.eu detect?
With cloak.business API, piisafe.eu detects 131+ entity types including SSNs, credit cards, IBANs, medical records, and more. With anonym.legal API, it detects 16+ core entity types. Both use deterministic regex pattern matching for consistent, auditable results.
Does piisafe.eu store my scan data?
No. piisafe.eu uses zero-knowledge architecture. All processing is done in-memory, and results are delivered directly to your browser. We cannot access your scan results because they don't exist on our infrastructure.
Which regulations does piisafe.eu support?
piisafe.eu supports GDPR (EU), HIPAA (US healthcare), PCI-DSS (payment cards), CCPA (California), and many regional privacy regulations through customizable entity presets.
What's the difference between cloak.business and anonym.legal?
cloak.business is the enterprise tier (€49/month) with 131+ entities, ML+regex hybrid detection, and image OCR. anonym.legal is the starter tier (€3/month) with 16+ entities and regex-only detection.
Where is my data processed?
All data is processed in Germany (Hetzner infrastructure). piisafe.eu is fully GDPR compliant with no third-country data transfers.
Can I use piisafe.eu for compliance audits?
Yes. piisafe.eu uses deterministic regex patterns that produce reproducible results—ideal for compliance documentation. Export results as HTML, JSON, or CSV.
Token-Based Pricing
Pay only for what you scan — no hidden fees, no subscriptions required
Free Tier
Perfect for testing and small sites
- 10 scans per hour
- Up to 10 pages per scan
- 320+ entity types
- HTML/JSON/CSV export
- No registration required
cloak.business
Enterprise cloud platform
- Unlimited scans
- Unlimited pages
- Image OCR detection
- API access
- Custom patterns
- Priority support
anonym.legal
Entry-level cloud platform
- Chrome extension
- 260+ entity types
- Document upload
- Batch processing
- Email support
Need unlimited scans, custom patterns, or on-premise deployment?
Get Enterprise Features →Don't Wait for a Breach — Scan Now
Every minute your website exposes PII is a compliance risk. Get results in 60 seconds. No registration, no credit card.
Find Your Exposed PII Now
piisafe.eu found 47 exposed email addresses we missed in our manual review. We fixed them all before our GDPR audit — saved us from a potential fine.