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How to Redact a PDF

If you're looking for how to redact a PDF, the key is understanding that hiding text is not enough. True redaction permanently removes sensitive information from a document.

What is redaction?

Redaction permanently removes sensitive information from a document so it can’t be recovered from the file.

Manual methods

Drawing black boxes is not secure if it only overlays content. Always confirm the tool removes underlying text and objects.

Better solution

For repeatable workflows and high-risk documents, offline automation helps reduce mistakes and prevents you from uploading PII to free websites.

Prefer offline redaction?

Download PII Blackout and keep sensitive documents on your computer while you redact.