If you have a confidential PDF you want to password protect, you have a few ways to do that on your Windows 11 PC. You can use a desktop app or a web-based tool to ...

Small businesses working with sensitive PDF documents may choose to encrypt those documents. An encrypted PDF is password protected, which means you cannot open the document unless you type in the ...

Putting sensitive data in email messages or cloud storage should give you the heebie-jeebies, but a good dose of cryptography can give you peace of mind. Pretty Good ...

Maybe there was a time when you wanted to lock away certain pages in a PDF, but you didn’t have the tools to get it done. Well, those days are over due to the release of an interesting software known ...