Open the spreadsheet you want to protect in Excel, click the "Review" tab and then click "Protect Sheet" in the Changes group to display the Protect Sheet dialog.

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.

If you would like to make sure that your Excel spreadsheet data is secure this guide will show you how to password protect and hide worksheets ...

You can lock cells in Excel by heading into the program's "Protection" tab. There, you can set a password, and protect your data.

Spreadsheets created or uploaded to Zoho Docs can be shared -- and protected -- in much the same way, with the added benefit of password protection when sharing documents with non-registered users.

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

A recommended approach to secure your most private documents — whether it’s a PDF, Word file, or Excel spreadsheet — is to lock them with a passcode. While this does help keep sensitive ...

People tend to use passwords to protect their Excel files for numerous reasons. For example, if you are having sensitive data with regards to your business in an Excel file, you need to password ...