What kind of password does Protect PDF add?
It adds an open password so only people with the password can view the PDF, plus optional restrictions on printing or copying.
Add password protection to PDF files
Password-protect PDF files before you share them. Set open passwords and optional restrictions on printing or copying, then download a secured file.
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Password-protect PDF files before you share them. Set open passwords and optional restrictions on printing or copying, then download a secured file.
Last updated: Jun 21, 2026
Reduce file size using smart compression levels
Combine multiple PDFs into one with drag & reorder
Crop PDF pages to remove margins and unwanted edges
Split by page range or individual pages
Convert images to PDF documents
PDF redaction — hide sensitive text, logos, and images with solid colors or blur. Apply to one page or all pages.
It adds an open password so only people with the password can view the PDF, plus optional restrictions on printing or copying.
Yes. You can apply permission restrictions to limit printing or copying while still allowing the file to open.
Yes. Protection is applied privately and your file is not retained as storage after processing.
Protect PDF includes free usage on WebioTools. Limits may apply for high-volume usage depending on your plan.
WebioTools is privacy-first. Many operations run in-browser, and data handling follows the site's privacy policy.