Question

in order to keep your data safe and not share with others which tool in MS Excel will you use​

Answer 1

Answer:

File encryption:

When you choose this option, you specify a password and lock the Excel file. This prevents other users from opening the file.

Answer 2

Answer:

Worksheet level : with sheet protection ,you can control how a user can work within worksheet .You can specify what exactly a user can do within a sheet thereby making sure that none of the important data in your worksheet are affected.