How to Lock Excel work book

[dasa_007]

how to lock excel workbook

 

[mrfatbox]

is this what you are looking for
http://www.dummies.com/how-to/content/how-to-protect-cell-data-in-excel-2010.html

 

[mrfatbox]

or is this what you want to do
http://office.microsoft.com/en-us/excel-help/secure-a-workbook-with-a-password-HP001112410.aspx

if not please give more info to what you want to do

here is some more info to help
http://office.microsoft.com/en-gb/help/overview-of-security-and-protection-in-excel-HP005238854.aspx