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Excel 2007 Help and How-to
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Security and privacy
Workbook and worksheet element protection
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9 ways to help protect your computer from viruses
Overview of security and protection in Excel
Digitally sign a macro project
Keep your computer updated by using Microsoft Update
Block or unblock external content in Office documents
Inspect workbooks for hidden data and personal information
Remove hidden data and personal information from Office documents
How Office helps protect you from phishing schemes
Enable or disable ActiveX controls in Office documents
Privacy supplement for Microsoft Excel 2007
Set a password to open or modify a document, workbook, or presentation
Enable or disable add-ins in Office programs
Enable or disable macros in Office documents
Enable or disable security alerts about links to and files from suspicious Web sites
Enable or disable security alerts on the Message Bar
View my options and settings in the Trust Center
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Create, remove, or change a trusted location for your files
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