Adding passwords to PDF files
This feature is available only in PaperPort Professional.
To add an open password to a PDF file
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Select a PDF file.
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Right-click and select PDF Security on the shortcut menu.
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On the Item ribbon, select Apply in the PDF Security group.
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In the PDF Security dialog box, mark the checkbox Ask for a password before opening the document.
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In the text box below, type in the password then click OK.
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In the Confirm password dialog box, type in your password again, and click OK.
To add a permissions password to a PDF file
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Select a PDF file.
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Right-click, and select PDF Security on the shortcut menu
— or —
On the Item ribbon, select Apply in the PDF Security group.
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In the PDF Security dialog box, mark the checkbox Use a permissions password.
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In the text box below, type in the password then click OK.
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Select the required restrictions. For more details, see PDF Security dialog box.