✓ Runs locally in your browser

Protect PDF

Add an open password, owner password and document permissions to a PDF locally in your browser.

Loading the local tool workspace…
About this tool

What is Protect PDF?

Protect PDF adds password protection and supported document permissions to a PDF locally on your device.

Three simple steps

How to use Protect PDF

  1. 01

    Choose the PDF you want to protect.

  2. 02

    Set the opening password, owner password and permissions you need.

  3. 03

    Encrypt the document and download the protected PDF.

Common questions

Protect PDF FAQ

What encryption does Protect PDF use?

The current Toolnera protection engine uses AES-256 for supported PDF encryption.

Is Protect PDF private to use?

Yes. Encryption and password handling happen locally in your browser.