Password protect a PDF
Add a password so only the right people can open your PDF.
Drop a PDF to password-protect
Processed on our secure server, then deleted right away.
Add a password to a PDF so it cannot be opened without it. Upload your file, choose a password, and download the encrypted PDF with strong AES-256 protection. Your file is processed on our secure server and deleted right after.
How to protect pdf
- 1Upload the PDF you want to protect.
- 2Choose a password.
- 3We encrypt the PDF with AES-256.
- 4Download your password-protected PDF.
Frequently asked questions
How strong is the protection?
The PDF is encrypted with AES-256, the same standard used by professional PDF tools. It cannot be opened without the password.
What if I forget the password?
There is no way to recover it. Store your password somewhere safe before you share the file.
Is my file kept?
No. It is encrypted on our server and deleted immediately after.
Can I remove the password later?
Yes, use our Unlock PDF tool with the password to remove it.