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Protect PDF

Encrypt your PDF document with a password to prevent unauthorized viewing.

Click to choose a PDF or drag & drop here

100% private, stays in your browser

How to password protect a PDF file

Secure your sensitive documents, financial records, or personal files with strong encryption.

  1. Upload the PDF file you wish to protect.
  2. Type in your desired password and confirm it.
  3. Click Protect PDF to generate and download your encrypted document.

Frequently asked questions

Is my document uploaded to a server?

No, all encryption happens locally in your web browser. Your file never leaves your computer or phone.

What happens if I forget the password?

The PDF will require the exact password to open. Make sure to keep your password in a safe place.