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Lock PDFs with Secure PDF Software


"Your specialist to lock PDFs to restrict copy, print and edit of portable documents"

Average Rating 4.7 Based on 1989 Reviews)

Sometimes your PDF file holds important information that you want to secure from unauthorized access. For security of these files, users can set a unique password. The facility is offered by Secure PDF program. This tool is specialized in locking PDFs to make them secure. The advance tool works under modern methodology for locking portable documents.

Key Attractions of the PDF Locking Tool

  • Let you restrict any of your choice PDFs
  • Set desired password for PDFs
  • Restrict users to copy, print and edit PDFs
  • Restrict to add annotations
  • Save the restricted PDFs to your decided location in the system
  • Set password of healthy PDFs
  • A Windows based application
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100% Safe & Secure

Key Features to Secure PDF

Free trial of PDF Security Program is available to install. Download the app today to evaluate how it works.

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Set Security

PDF protector program has been designed to set security of unlocked PDF files. It lets you set a unique password by including numbers, symbols and characters. Strong password formation is possible.

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Just 3 Steps for Setting Security

The IU interface of the program is easy to understand and remember. Users just need to follow 3 simple steps for setting passwords- select required PDF file, create a unique password and save the locked PDFs locally.

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Restrict Print of PDFs

By locking PDFs with PDF Locking app, you can secure these portable documents from printing. It is only the owner of a PDF file can access and print it. The tool restricts printing as the password is generated.

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Restrict Copy & Edit of PDFs

With the help of this program, users generate a unique password for a PDF file. The locked PDFs cannot be copied and edited until your permission. To access copy or edit, all you need to unlock PDFs.

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Safe to Use

The user friendly app is safe to use. It doesn't cause any problem to PDFs. The app just locks PDFs. No file is damaged or mismanaged while you set up security.

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Safely lock multiple PDF files in bulk.

Batch protection of PDF files is something that the tool can perform. Protecting all of the PDF files that are contained within a folder can be accomplished by users by simply adding the entire folder that contains the PDF. By employing this feature, users can conserve both time and effort.

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Safeguards data

While locking the PDF file, this application is able to protect the PDF file's confidentiality while also preserving the PDF file's originality. This is accomplished throughout the process of locking the PDF file.

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Maintains the structure of the folders

During the process of password-protecting the PDF file, it maintains a folder structure that is identical to that of the original PDF file. At every stage of the process, the PDF file retains all of its internal data in its original state.


Secure PDF Screenshots


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What Does Our Clients Says About the PDF Secure Tool

Our Clients Reviews for Our Product



I would recommend Lock PDFs with Secure PDF Software to anyone who wants an easy and quick way to keep their files safe. It's excellent for everyday use, and the fact that you can change the security settings makes it useful for both personal and business files.

Edwin T. Brooks

United States

It works quickly, which I like. Locking a PDF is simple and doesn't take long, even if you need to protect several files at once. Not only is it compact, it doesn't slow down my computer. In a broader sense, it's been very helpful for keeping my PDF files safe.

Kent C. Howze

United States

I primarily use it to safeguard my personal and professional PDF files. I like that the program lets you choose for yourself. You have the option to set limits to prevent changes and copying or to ensure that no one can access the text at all. This provides you with options that can be beneficial, depending on the level of security you require for each file.

Damon G. Heffner

United States

Lock PDFs with Secure PDF Software is what I'd suggest for protecting everyday documents. It's quick, easy to use, and good for PDF file protection. With just a few clicks, you can lock your PDFs so that other people can't read, change, or print them without your permission.

Martha L. Wada

United States