Security lets you choose who gets in and by virtue of doing so, who doesn't.
Although the terms security and protection are bantered about interchangeably, feature-wise in Excel, they aren't the same thing. protectionīefore we discuss Excel's password-protection feature, let's clarify what we mean by security. LEARN MORE: Office 365 Consumer pricing and features Security v. You can't add a password to a file open in the browser, nor can you open it in the browser. There's no demonstration file-you won't need one. I'm using Office 365 Excel (desktop), but you can user earlier versions. You'll learn what that protection does and doesn't do for you and how to avoid some gotchas. In this article, I'll show you more than just how to password-protect a workbook. Password protecting an Excel workbook at the file level controls access in two ways: It lets a user in, and it lets a user save changes. It's a first step effort, but certainly not the only step you should take to protect confidential and proprietary data.
Securing data is a tiered process with password protection at the bottom level-the file level. End user data backup policy (TechRepublic Premium).A day in the life of a cybersecurity 'threat hunter'.Excel is still a security headache after 30 years because of this one feature.