Data Type
Last updated on
Sep 23, 2025
Learn more about the various categories of data that can be redacted using Adobe Acrobat Pro.
Acrobat Pro offers comprehensive features to safeguard confidential content in PDF documents. PDFs may contain sensitive information in multiple forms, from visible text to hidden metadata. Recognizing these diverse data categories allows you to implement the right redaction strategy to ensure document security and minimize the risk of unintended information disclosure.
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Description |
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Visible Text |
Words, phrases, and paragraphs visible in the document |
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Images |
Photos, graphics, and other visual elements |
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Form Fields |
Fillable fields in interactive PDF forms |
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Metadata |
Document information such as author’s name, keywords, and copyright details |
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File Attachments |
Any files of any format attached to the PDF |
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Bookmarks |
Links with representational text that open specific pages in the PDF |
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Comments and Markups |
All comments added using comment and markup tools, including attached files |
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Form Field Data |
Form Fields including Signature fields and associated Actions and calculations |
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Hidden Text |
Text that is transparent, covered by other content, or matches the background color |
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Hidden Layers |
Multiple layers within PDFs that can be shown or hidden |
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Embedded Search Index |
Index that speeds up searches within the PDF file |
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Deleted or Cropped Content |
Removed content that is no longer visible, such as cropped pages or deleted images |
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Links, Actions, and JavaScripts |
Web links, Actions added by wizards, and JavaScripts throughout the document |
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Overlapping Objects |
Objects that overlap, including images, vector graphics, gradients, and patterns |
