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Live PII Redaction Sandbox

Paste any text below. Watch personal data get found and redacted instantly, right in your browser — nothing is uploaded.

Zero-knowledge demo · no sign-up · nothing is uploaded

PII redaction finds personal data in text — names, emails, phone numbers, national IDs — and replaces it with an unreadable placeholder.

This sandbox uses the same 317-entity catalog that powers the full cloak.business platform, covering 70+ countries and 48 languages. Every match highlighted below is a real detection, not a demo mockup. The catalog covers structured data like IBANs and national ID numbers, plus free-text mentions of names and addresses. Nothing you paste here leaves your browser — detection runs locally, and no text is ever uploaded to a server. Sign up and you unlock reversible encryption, so you can decrypt redacted values later with your own key. Paste anything — plain sentences, CSV rows, or JSON payloads — and the sandbox finds PII the same way, wherever it appears. cloak.business also ships as a Chrome extension, desktop app, and API, so the same protection runs wherever you work. Categories range from government IDs and banking details to medical record numbers and IP addresses. Results update as you type, so you can judge detection quality before you commit to a plan. Behind the scenes, the full platform also combines these patterns with natural-language analysis for even higher accuracy.

Archived example — this demo is no longer live

Sample text

Hi, my name is Sarah Johnson and I'm following up on invoice #4421. You can reach me at sarah.johnson@example.com or on +44 20 7946 0958. Please send the refund to my account DE89 3704 0044 0532 0130 00. My office is at 221B Baker Street, London NW1 6XE.

Redacted preview

Hi, my name is [PERSON] and I'm following up on invoice #4421. You can reach me at [EMAIL_ADDRESS] or on [PHONE_NUMBER]. Please send the refund to my account [IBAN_CODE]. My office is at [LOCATION].

Detected entities (5)

PERSON · 1EMAIL_ADDRESS · 1PHONE_NUMBER · 1IBAN_CODE · 1LOCATION · 1

This was a live, in-browser demo — detection ran locally, text never left the visitor's device.

Ready to protect your data everywhere?

This demo only scratches the surface. Get 317 entity types, 48 languages, reversible encryption, and full API access.