Why you need to hide sensitive information in PDF files PDF redaction is the process of permanently eliminating confidential text, images, and metadata from a PDF document before sharing.

Why you need to hide sensitive information in PDF files PDF redaction is the process of permanently eliminating confidential text, images, and metadata from a PDF document before sharing.

Removing text from a PDF isn't as easy as drawing a black bar across it. Fortunately, redaction tools let you truly erase sensitive text in Preview, Adobe Acrobat DC Pro, and PDFPen.

In this Null Byte, we are going to learn how to bind whole file archives to a text document. We will have a misleading text document and an archive hidden inside of it with a secret message.