Password-protect a PDF online for free. Add encryption and a password so only the right people can open your document.
Open the Protect PDF tool and choose the file from your computer, or drag and drop it in.
Click the button and GenPrompt processes your file in seconds — no software to install.
Download your finished file straight away. There are no watermarks and your file is processed securely.
Yes. Protect PDF is free to use with a GenPrompt account — there is no watermark on your output and no per-file charge.
Your files are processed securely over HTTPS and are not shared with third parties. Organisations with strict data-residency needs can also run the same engine in-house via a private licence.
No. Protect PDF runs entirely in your browser. There is nothing to download or install.
Create a free GenPrompt account and get Protect PDF plus every other PDF tool.
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