Protect PDF
Password protect a PDF online free
Encrypt a PDF with a password (AES-256) and choose what readers may do.
Free, no account. Protect PDF runs in your browser on this page. Your file is processed on Folio's own server and deleted automatically after 6 hours.
How to password protect a PDF with Folio
- Open Protect PDF on this page, or pick it from the list of all tools on the Folio home page.
- Add your file: drop it on the page or click to pick it.
- Set the options you need, such as password to open and owner password (optional).
- Run it and download the result. When there are several output files you can download them together as a ZIP.
What you can set
- Password to open
- Owner password (optional)
- Allow printing
- Allow copying text and images
- Allow editing pages
- Allow comments
- Allow filling forms
Files it accepts
PDF. Password-protected PDFs work too: enter the password in the options.
Protect PDF: questions and answers
How do I put a password on a PDF?
Add the PDF to Protect PDF, type the password people will need to open it, and run it. The file is encrypted with AES-256.
Can I stop people printing or copying from my PDF?
Yes. Turn off printing, copying, editing, comments or form filling, and set an owner password to guard those settings.
Is Protect PDF free?
Yes. Protect PDF on Folio is free, with no account, no sign-up and no watermark on the result.
Are my files safe?
Your files are processed on Folio's own server only to run the tool, and deleted automatically after 6 hours. There is no account, so they are not linked to you.
Related tools
- Unlock PDF Remove the password and restrictions from a PDF you're allowed to open.
- Redact PDF Permanently remove sensitive text: search terms, emails, phone numbers, card numbers and more.
- Sign PDF Place your signature image or a typed signature on a page, with an optional date.
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