Protect PDF — Password Protect PDF Online Free

Add password protection to your PDF files online for free. Encrypt and secure confidential documents. Prevent unauthorized access to sensitive PDFs.

How it works

  1. Upload your PDF: Select the PDF file you want to protect.
  2. Set password: Enter a strong password for your document.
  3. Protect and download: Click "Protect" and download your secured PDF.

FAQ

What encryption is used?

We use strong AES encryption to protect your PDF documents with a password.

Can I set different permissions?

You can set a password that restricts opening the document.