Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

Learn how to mark text and images, apply redactions, and save a clean PDF copy in Adobe Acrobat so sensitive details stay ...

Excel files bloat from ghost used ranges, formatting, pivot caches, and images. These quick fixes massively cut the size of ...

Today we are forced to rely on third party services to convert files to other formats. This is a serious threat to our privacy, if we use such services to convert files with highly sensitive personal ...