PII Redactor / Data Anonymiser
Redact emails, phone numbers, credit cards, IPs, government IDs, API keys, and names from a JSON or CSV payload. Everything runs locally in your browser — nothing is uploaded anywhere.
Settings
Input formatDetected as JSON when set to Auto.
Detectors
Custom fields to always redact
Session salt
Fake and Hash replacements are derived from this salt, so the same value always maps to the same replacement across the whole document. Regenerating it breaks that mapping.
generating…Input is capped at 2,000,000 characters to keep redaction responsive in the browser.
Input
JSON or CSVOutput
Paste a JSON or CSV payload to see the redacted output here.
Send toJSON Formatter
Everything above runs entirely in your browser. This payload is never sent to a server — that is the entire point of a redaction tool.