Remove Sensitive Content
When you have a PDF document that contains sensitive information, you can permanently remove sensitive content, such as personal information. You remove sensitive content with the features in the Protection panel located in the Tools pane. The process of removing sensitive information is known as redaction. When you redact a document, you can replace the removed content with colored boxes or leave the area blank. You can also specify that custom text or redaction codes appear over the redaction marks.
Mark Objects for Redaction
If you’ve ever seen television documentaries that show FBI documents with sensitive information removed, you know the document is a photocopy and the sensitive content is obliterated with black ...