Protect an Excel (Windows) File with a Password

So you have an Excel workbook that contains confidential information. You want to prevent unauthorised access to the file. One way is to assign a password to the file. When anyone tries to open the file, they are asked for the password: Warning! There are many...

Protect an Excel 2011 File with a Password

So you have an Excel workbook that contains confidential information. You want to prevent unauthorised access to the file. One way is to assign a password to the file. When anyone tries to open the file, they are asked for the password: Warning! There are many...