You can view the security settings of an open PDF document by going to Document Properties.

To view the security settings of an open PDF document:

  1. Choose Document > Document Properties, or click the button PDF Gold triangleright Viewing PDF Security Settings at the top of the vertical scrolling bar to select Document Properties. The Document Properties dialog box will pop up.
  2. Click the Security tab. You can view the security protection method and a summary of permitted actions.
  3. Click Details beside the Security Method menu to view detailed security settings.
  4. Click Settings to view and change settings of the current security method, if permitted.

Viewing PDF Security Settings