TOOLS / DATA PRIVACY
Redact private CSV columnsLOCAL
Replace chosen CSV column values with [REDACTED] while keeping headers.
01 / INPUT
● BROWSER ONLYPrivate workspace
Files stay on this device. Only the selected file is read locally.
No file or content is uploaded to the server.
02 / OUTPUT
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Keep going, privately.
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Find nested JSON fields with names like token, password, email or api_key.
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Identify likely private-data columns and count matched rows without showing cell values.
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