Protect PDF with Password

Secure• Free• Browser Based

Encrypt and password protect your PDF.

How to Protect PDF with Password Online — Free, No Upload

  1. 1

    Upload your PDF document.

  2. 2

    Enter a password to protect the PDF with encryption.

  3. 3

    Click "Process" to create the password-protected PDF and download it.

Why Use Drop's Protect PDF with Password?

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Add password protection before sharing sensitive documents via email or cloud.

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Strong encryption keeps your documents secure.

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Processing happens entirely in your browser — no upload required.

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Free, no daily limits, no sign-up.

Frequently Asked Questions

What encryption is used?
The tool uses industry-standard PDF encryption to protect your documents.
Can I remove the password later?
Yes, if you know the password. You can open the PDF and save it without protection.
Is my password stored anywhere?
No. The password is used locally in your browser and is never sent to any server.