Protect PDF
Add a password to your PDF files
Drag and drop your files here, or click to select
Accepted formats: .pdf
How to use the PDF protection tool?
This tool lets you add a password to your PDF files to protect their content from unauthorized opening or modification.
You can set a strong password and choose permissions. To remove protection from a PDF, try our PDF unlock tool.
The result depends on your document's structure (images, text, etc.).
- Select or drag and drop your PDF to protect.
- Set a password and security options.
- Click "Protect PDF".
- Download your protected PDF!
No signup required. 100% secure and local processing on your device.