Protect PDF Online - Add Password to PDF Free

Protect PDF

Add a password to your PDF file and keep your documents safe. This tool works directly in your browser for maximum security.

Download Protected PDF

What Does Protecting a PDF Mean?

Protecting a PDF means adding a password to restrict access. Only users with the correct password can open or view the document. This is useful for sensitive files such as contracts, personal records, and business documents.

How to Use This Tool

1. Upload your PDF file.
2. Enter a secure password.
3. Click "Protect PDF".
4. Download your protected file.

Features

✔ Fast and secure processing
✔ No upload required (runs locally)
✔ Simple and easy interface
✔ Free to use anytime

Security Note

Always remember your password. If you lose it, the PDF cannot be recovered. This tool does not store your files or passwords.