PDF Protector

Protect PDF files with a password online for free. Secure your PDF documents with fast and reliable encryption.

Drag & Drop PDF Files Here

PDF Files Only

Maximum file size: 50 MB

Frequently Asked Questions

Yes. ConvertNova allows you to protect PDF files with a password online completely free without registration.

You can add a password to your PDF file to prevent unauthorized users from opening or viewing the document.

Yes. You can create your own secure password to protect your PDF document. Make sure to remember it, as it will be required to open the file.

Yes. Your PDF files are processed securely and automatically deleted after password protection is applied.

No. ConvertNova works entirely in your web browser, allowing you to password-protect PDF files without installing any software.