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Password Protect PDF online

Add a strong password to prevent unauthorized access to the document.

LOCAL PDF TOOL

Protect the PDF with AES-256 encryption and a password.

Your files never leave your browser

Select PDF fileor drag & drop here

    How to use Password Protect PDF

    Add a strong password to prevent unauthorized access to the document. Click Process, then download or copy the result when it is ready.

    Privacy and output quality

    Encryption runs through a WebAssembly PDF engine inside the browser.

    FREQUENTLY ASKED QUESTIONS

    Are my files or data uploaded?

    No. The operation runs locally in your browser and PriviTools never receives the content.

    Do I need an account or installation?

    No. The tool works directly in modern browsers, with no account and no charge.

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