If you have sensitive data you'd like to keep from prying eyes in a Microsoft Excel file, the easiest way to protect it is with Excel's built-in password tools.

Fortunately, Excel provides built-in features that allow you to hide and password-protect your worksheets without requiring any programming skills. Password Protecting Excel Spreadsheet Data ...

At the file level, you can password protect an Excel workbook in two ways: You can determine who can get in and who can save changes.

This guide will show you how to safely unlock your password-protected documents — including PDFs, Word, and Excel files — using Wondershare Dr.Fone.

In this post, we will see how to password protect PDF, Excel, Word, Office documents, OneNote notes, Files, Folder, Zip file, Games, Images, applications, installed programs, USB, Flash, Pen ...