| Applies to |
| Microsoft Excel 2000 |
Microsoft Excel provides several ways to protect worksheets and workbooks from changes, warn about workbooks that might contain viruses, and set the level of security checking.
For a summary of all the security features in Excel 2000, with links to topics about the individual features:
- Click the Show button in the Excel Help window and then click the Contents tab.
- Double-click the book "Sharing a Workbook with Others."
- Double-click the book "Protecting a Workbook from Changes."
- Click the topic "Security features in Microsoft Excel."
Here's how to get more information about the Excel 2000 security features.
| For information about |
Type this in the Office Assistant |
And then click this topic |
| Macro viruses |
viruses |
About protecting workbooks from viruses |
| Turning off the macro virus warning message |
virus warning |
Stop checking workbooks for macro viruses |
| Security levels |
security levels |
Security levels in Excel |
| Setting the security level |
change security level |
Change the security level for macro virus protection |
| Protecting workbooks and worksheets, setting passwords for workbook files |
protect workbooks and worksheets from changes |
Protect workbooks |
| Unprotecting workbooks and worksheets |
about unprotecting |
About removing protection from workbooks or worksheets |
| Changing workbook passwords |
password |
Change or remove a workbook password |
| Digital signatures (certification) for macros |
sign macros |
Digitally sign a macro project |
| Solving problems with the security features |
troubleshoot security |
Troubleshoot security and protection |
