Consider an automated teller machine (ATM) where users must enter a personal identification number (PIN) and a card to have access to their account. Give examples of the system's confidentiality,...

Consider an automated teller machine (ATM) where users must enter a personal identification number (PIN) and a card to have access to their account.
Give examples of the system's confidentiality, integrity, and availability requirements, and highlight the importance of each need in each situation.
(Every detail (importance, examples, etc.) must be handled.)