PDF Lock & Unlock Tool

How to Use This Tool

1. Lock PDF: Select the PDF file, enter a secure password, and click “Lock PDF”. Your PDF will be secured with the password.
2. Unlock PDF: Select the locked PDF file, enter the current password, and click “Unlock PDF” to remove password protection.
3. After processing, download the processed PDF file from the generated link.
4. Note: This demo does not implement actual PDF processing but the UI and flow are ready for integration with backend or libraries like PDFLib.js.