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.

Want to protect an important Word document or Excel spreadsheet? Here's how to add a password, make documents read-only, and tap into other tricks to safeguard sensitive files.

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.

How to lock cells in Microsoft Excel, so you need a password to change or erase data Written by Ryan Ariano ...

Add Formulas to Generate a Random Strong Password After creating the basic structure of the sheet for random password generator, comes the main task.