PDF Tools

Protect PDF

Add password protection to PDF files for security.

Part of Yoopla's 445+ free browser tools.

How to Use Protect PDF

  1. 1

    Upload the PDF file you want to protect.

  2. 2

    Set a password for opening and/or restricting permissions.

  3. 3

    Choose which actions to restrict: printing, copying, editing.

  4. 4

    Download the encrypted, password-protected PDF.

Frequently Asked Questions

What encryption level is used?

The tool uses 128-bit or 256-bit AES encryption to protect your PDF, the same standard used by banks and governments.

Can I set different passwords for opening and editing?

Yes. You can set a user password (required to open) and a separate owner password (required to change permissions).

Is the original PDF modified?

No. A new encrypted copy is created. Your original file remains unchanged and unprotected.

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Protect PDF | Yoopla