Apparently, it can be secured. http://www.lmbtfy.com/?q=secure+vba+code

But, I think you posted in the wrong forum. VBA is not .Net.


>If someone has built a VBA for Excel, which does some pretty amazing thing, and would like to make it secure, would there be a way to achieve that? By that, I mean to secure as much as possible that investment so no one else can hack into that code and try to take over that product for example.