Docura

Free · In your browser

Protect a PDF with a password

Require a password to open the file. Docura encrypts it with AES-256, and the password is never sent anywhere.

Choose PDF files or drop them hereProcessed in this browser with the Docura engine. Nothing is uploaded.

How to protect pdf

  1. 1

    Choose a PDF

    Pick the PDF to protect.

  2. 2

    Type a password

    Anyone opening the file will need it. Keep it somewhere safe; it can't be recovered.

  3. 3

    Protect and download

    Save the encrypted PDF.

Frequently asked questions

Are my files uploaded?

Nothing is uploaded: the Docura engine runs inside this browser tab, so the file never leaves your device.

Can you recover a forgotten password?

No. Nobody but you ever sees it, so keep it somewhere safe.

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