Your computer is the home of a lot of important information. Be it your business reports, bank statements, personal information, or more. And if multiple users are using your computer, you might want ...

If you use a computer, you probably have some Microsoft Excel documents on your Mac or PC that you wouldn’t want other people to find and read. After all, Excel serves not only the average person, but ...

You never know when one of your files might reach someone it wasn't intended to reach—perhaps through an email forward, a USB stick left behind on a desk, or maybe ...

Personal, local security is just as important on a Mac as on any other computer -- the easiest way to keep people from going through your computer while you are away is to lock the desktop. However, ...

Some Office users have recently experienced “Unknown error trying to lock file” while using Office apps like Excel, Teams, OneDrive, PowerPoint, etc. It’s even ...

Microsoft Excel lets you embed content from other applications, including PDF files. You can embed a PDF file into a cell of an Excel worksheet and then use Excel's security features to lock the ...