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How to Black Out Text in a PDF
A black rectangle leaves the text in the file. See steps for the PDF Redactor, Acrobat and Preview, a real test with a made-up PDF, and scanned PDFs.
Blog
Plain articles about redaction. What the words mean, how redaction works and how to check that a redaction worked.
Redact vs. Blur a License Plate: Which Should You Use?
Blur and pixelate are correct for normal privacy. For a high-security need, select Black box. Also see what YouTube and Instagram rules say about plates.
The 18 HIPAA Identifiers: The Safe Harbor List
The 18 HIPAA identifiers in the words of 45 CFR 164.514, what de-identified means under Safe Harbor, and a test of what our PDF Redactor can find.
What Does Redacted Mean?
Redacted means parts of a document were hidden or removed before release. See examples, redaction vs. deletion, and court and police report meanings.
How to Redact in Word
A black highlight or shape leaves text in a Word file. Delete the text, run Document Inspector, export a PDF and test it. Steps for Microsoft 365.