Tom has an old Windows computer and he does online banking and shopping. Would it be safer to install Linux on his PC? Leo says that as long as "https" can be seen, he's secure. Leo also recommends using either Android Pay or Apple Pay for an additional layer of security. That doesn't send his credit card number at all. Linux is far less hackable. Using a Chromebook would also be an affordable option, and it's very secure as well. It's the easiest solution, and they're very cheap.