Protect PDF

Select File

Or Drop files here

How to protect PDF file for free?

Drag the local PDF file or click the button to select the PDF file you want to encrypt?
Enter the password and repeat it, then click the "Protect PDF" button to encrypt the PDF file.
Your new file is ready. Click the "Download" button to download the encrypted file. All uploaded files will be removed from our server after you download the file.

Greater Document Security

Document security is our highest priority, and we use HTTPS(Hypertext Transfer Protocol Secure) technology to protect the security of documents during processing. We also care about your personal privacy and 100% guarantee that all your uploaded files will not be shared with others or stored on our server after the download.

Excellent Free PDF Conversion

Our PDF processing tool is an online, free and professional tool that works properly on Chrome, Firefox and Opera on any operating system. We have a user-friendly interface that provides users with a variety of utilities to process files quickly, so you can easily process files as needed.

More Tools