Password Protect PDF Online

Lock your PDF with a password. Recipients will need the password to open and view the file.

Drop your file here

or click to browse from your computer

PDF files up to 100MB · Processed securely in your browser

Options

Password

Permissions

Processing your file…

PDF protected

Your password-protected PDF is ready. Keep your password safe — we cannot recover it.

One-time · No subscription · 7-day refund guarantee

How it works

Three simple steps

Upload your PDF

Select the PDF to password-protect.

Set a strong password

Choose a password recipients will need to open the file.

Download protected PDF

Pay once to download. No subscription required.

FAQ

Common questions

What encryption is used?

AES encryption, the PDF industry standard for password protection.

Can SignRight recover my password?

No. We do not store passwords. If lost, you will need a PDF recovery tool.

Can I restrict printing or copying?

Yes — use the Permissions setting to control what recipients can do.

Does this prevent editing?

Yes, with view-only permissions. Copying and editing will be blocked.