Add password encryption to your PDF to prevent unauthorised access. Free and completely private.
Select the PDF you want to password-protect from your device.
Enter a strong password. Use a mix of letters, numbers and symbols.
Download your encrypted PDF. Anyone who opens it will need your password.
Military-grade encryption used by banks and governments. Virtually impossible to crack without the password.
User password prevents opening. Owner password controls editing, copying and printing permissions.
Your password is never sent anywhere. Encryption happens entirely in your browser.
Protected PDFs work with Adobe Reader, Chrome, Preview and all major PDF viewers.
The PDF cannot be recovered without the password. AES-256 encryption is designed to be irreversible. Always store your password safely.
The user password is required to open and view the PDF. The owner password controls permissions — it allows the holder to edit, print or copy content. Both can be the same password.
No. Encryption happens entirely in your browser. Your password and PDF file never leave your device. We have no access to either.