Add password protection to keep your PDF secure.
Click or drag a PDF file here
PDF only · Up to 50MB
Set a password and pdfs.to applies AES-256 encryption with qpdf so only people with the password can open the file.
Use a strong password and store it somewhere safe — there's no way to recover the file if you forget it. To remove a password from a PDF you already know the password to, use Unlock PDF.