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Protect PDF

Encrypt your PDF and add password protection to prevent unauthorized access.

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Click to select a PDF file or drag and drop it here

One file at a time

Working...
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Your protected PDF is ready

Download protected.pdf

Your files and passwords never leave your device — encryption happens 100% locally in your browser.

How to password protect a PDF

  1. Upload your PDF file.
  2. Type the password you want to protect the file with, and confirm it.
  3. Optionally customize printing and copying permissions.
  4. Click Protect PDF and download your encrypted document.