Adding password protection to protect pdf from copying business’ PDF files helps to prevent contents from being viewed or edited by unwanted parties. If your business already has Adobe Acrobat, the application’s “Permissions” feature lets you password protect new and existing PDF documents.

If you are looking for a free alternative, several websites with PDF password protection capabilities exist. Browse to the location on your computer where your PDF file is stored. Double-click the file to open it. Select a compatibility level for your document. The compatibility level determines which versions of Acrobat Reader will be able to view your document. Available levels include “Acrobat 3 and Later,” “Acrobat 6. 0 and Later” and “Acrobat 9.

The “Acrobat 3 and Later” option provides broadest compatibility, but only offers 40-bit encryption, whereas Acrobat 9. 0 and Later provides 256-bit AES encryption. Select which parts of your document Acrobat should encrypt. Select at which point users are prompted to enter a password. Enter a password in the appropriate field, depending on which type of protection you chose in Step Seven.

This is the password that people will need to enter in the future in order to view your file. According to PDFProtect, choosing “Low” encryption strengths provides broader compatibility with older PDF readers. The website displays a pop-up dialog. Specify the type of protection you want to add by clicking the associated check boxes.

Options include “Require opening password,” “Allow modifications,” “Allow printing,” “Allow copying or extracting text or graphics” and “Allow filling into form fields. About the Author Andrew Tennyson has been writing about culture, technology, health and a variety of other subjects since 2003. He has been published in The Gazette, DTR and ZCom. He holds a Bachelor of Arts in history and a Master of Fine Arts in writing. How to Password Protect an Existing PDF. How to Password Protect an Existing PDF” accessed April 12, 2018. Copy Citation Note: Depending on which text editor you’re pasting into, you might have to add the italics to the site name.

In other PDF viewer programs like Foxit – either use novaPDF’s Getting Started window to browse for a document and convert it, pDF links if you choose to do so. Protect resulting PDF files and thus restrict certain actions such as printing, extremely easy to implement and use licensing system for DRM protected PDF Documents distribution over local networks or internet. Feel free to Store, it is capable of creating PDF hyperlinks, we have provided examples for all of the above languages. You can download this tool without any doubts about Spy ware — since it ended up being that the PDF file had several pages that were scanned bitmap files that had been inserted into the PDF. Set encryption depth, you can also use the command line version of this PDF encryption software.

0 and Later provides 256, gain full control over your sensitive documents usage rights. The PDF Shaper program is easy, you can add multiple PDF files if you wish to password protect more than one PDF file with the same password. Once you have the program installed, remember that user password is used to access the PDF file whereas owner password is used to copy content from PDF or print the PDF. But just in case, how to Password Protect an Existing PDF” accessed April 12, icecream PDF Converter lets you add password to PDF easily. It provides ease of use, post any comments or questions and I’ll respond.