Protect PDF

☁️ Server

Protect PDF files online for free. Add password encryption to your PDF documents to prevent unauthorized access. Browser-based and secure.

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Drop a PDF here or click to browse

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How to Protect PDF

  1. 1 Upload
  2. 2 Settings
  3. 3 Process
  4. 4 Download

Why Use JadePDF to Protect PDF?

JadePDF protects PDFs directly in your browser. Add password encryption, restrict printing and copying, and secure sensitive documents without uploading to servers.

  • Transparent about server use with privacy guarantees
  • No signup required, no daily limits
  • No watermark, no ads in the tool widget
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How Does Protect PDF Work?

Upload your PDF, set your password and permissions, and download the protected file. All processing happens in your browser.

Privacy & Security

This tool requires server processing because the underlying software doesn't run in browsers yet.

Your privacy guarantees:

  • • Files transmitted via TLS 1.3
  • • Stored encrypted (AES-256) in temporary storage
  • • Automatically deleted 60 seconds after processing
  • • No content logging
  • • No AI training on your files
  • • No data sharing with third parties

Protect PDF FAQs

Is PDF password protection free? +
Yes, completely free. No signup required.
What encryption level is used? +
AES-256 encryption for maximum security.
Can I restrict printing and copying? +
Yes, set permissions to prevent printing, copying text, and editing.
Is my PDF uploaded? +
No. 100% browser-based encryption. Your file stays on your device.
Can I remove the password later? +
Yes, use our Unlock PDF tool to remove the password if you know it.
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