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.

In this guide, we show you the simple steps to protect the contents of Word, Excel, and PowerPoint documents in Office from unauthorized access by setting an encryption password, as ...

There are several options available to you to protect your Excel file with a password. Remember that once you protect the Excel file, you cannot open it without entering the password.

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 ...

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 ...

Need to keep a file confidential? Microsoft Word and Excel make it simple to assign a password.

Password protect Office documents Microsoft Office certainly makes it easier to password protect your important documents like Word, PowerPoint, and Excel, by making use of its password protection ...

In Word, Excel, or PowerPoint for Windows, open the file you want to protect with a password, then select File and Info.