Password-Protecting Your PDFs
Prevent unauthorized opening or modification of your PDF documents.
Locating The Encrypt Tool in Acrobat Pro
The starting point for encrypting, or password-protecting PDFs in Acrobat Pro, is the Encrypt tool that can be found by typing the word Security or Protect into the Tool tab search. This tool can also be moved to the regular toolbar by right-clicking the toolbar and selecting Customize Quick Tools. The following video does not specifically show how to add the Encrypt tool but it demonstrate how to add other tools to the toolbar bar for easy access using Customize Quick Tools.
Note: If your version of Acrobat Pro does not resemble the version in the video you might have the “new” version, which can be disabled and restored to the original version before the latest “improvements” were made.
The Encrypt tool can be found under Protect when customizing Quick Tools:
