If you want to add password protection to your PDF files, pdfprotect is a free web tool that will help you to create password protection your important PDF files. It is very simple and doesn’t require any downloads. It allows only to converting files upto 10 MB.
To add password simply upload your PDF files into pdfprotect website and add your password and click “Protect!” button after process you will get protected files for download. It will open only when you type your password.