Comment protéger un document PDF contre l’ouverture, la copie et la modification [Tuto] [2022]

Introduction

In this tutorial, we will explore how to protect your PDF documents from unauthorized access, copying, printing, and modification. Using PDFelement, a powerful PDF editing tool, you can easily secure your documents with various protection measures, including passwords. This guide is essential for anyone looking to safeguard sensitive information contained in their PDFs.

Step 1: Download and Install PDFelement

• Visit the official PDFelement website.
• Download the appropriate version for your operating system (Windows or Mac).
• Follow the installation prompts to set up PDFelement on your computer.

Step 2: Open Your PDF Document

• Launch PDFelement.
• Click on "Open File" and select the PDF document you want to protect.
• Wait for the document to load completely.

Step 3: Access the Protection Features

• Look for the "Protect" tab in the main toolbar.
• Click on it to reveal various security options available for your PDF.

Step 4: Set Password Protection

• Select the "Set Password" option.
• In the dialog box, enter a strong password that users will need to access the document.
• You may also have options to restrict permissions, such as:
  • Prevent copying of text and images.
  • Disable printing.
  • Restrict editing of the document.
• Confirm your settings and click "OK."

Step 5: Apply Additional Protections

• If needed, you can further customize the protection settings:
  • Choose to encrypt the document for added security.
  • Set specific permissions for users who will access the document (e.g., view only, comment, etc.).
• Review all options and adjust them according to your needs.

Step 6: Save Your Protected PDF

• Once you have configured all protection settings, click on "File."
• Select "Save As" to save the document with the protections in place.
• Choose a new file name or location to avoid overwriting the original document if necessary.

Conclusion

You have now successfully protected your PDF document using PDFelement. By following these steps, you can ensure that your sensitive information remains secure from unauthorized access and modifications. For next steps, consider exploring other features of PDFelement to enhance your PDF management skills, such as editing text or adding annotations.