Drop your PDF here to protect it
Drag & drop or browse to upload your PDF
Your file stays in your browser — never uploaded to any server
Protection Settings
Open Password (User)
Required to open the PDF
Enter a password
Confirm Password
Owner Password (Optional)
Controls print/copy/edit permissions
Allow Permissions (Owner password controls these)
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Your Privacy is Guaranteed
This tool runs entirely in your browser using the pdf-lib library. Your PDF and password are never sent to any server. Everything stays on your device.