File Security

Legions of hackers are seemingly willing to go to any length to gain bragging rights by creating viruses, breaking firewalls, and thwarting password protection. Excel has always had security features, but Excel 2010 raises the ante a bit to help make your workbooks more secure.


For more about workbook security, see Hiding and Protecting Workbooks on page 189.

Removing Personal Information from Your Workbooks

It’s increasingly important to be sure that you don’t leave helpful tidbits of information lying around for others to abuse. Although it’s up to you to check that you’re not giving away personal information on your worksheets (your password-protected worksheets, of course!), information also lives in places you might forget ...

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