What is the owner password for?

It controls permissions like printing and copying, while the user password controls opening.

Can the password be recovered?

No. Use a strong password and store it safely, there is no recovery.

Never. Encryption happens entirely in your browser.

PDF Password Protect

Encrypt PDFs with a password

This sets standard PDF encryption on the file. Anyone opening it will need the user password. The optional owner password controls printing and editing permissions.

Choose a PDF file (up to 50MB)

Upload a PDF to begin.

Encryption happens in your browser, your files and passwords are never uploaded or stored anywhere.

About this tool

Sending a sensitive PDF by email without protection is asking for trouble. Add real encryption in seconds.

Set an open password (and optionally a permissions password), download the locked file, and share it knowing only password holders can read it. Your document is never uploaded.