A bank operates an automated teller machine (ATM) in which users provide a personal identification number...

A bank operates an automated teller machine (ATM) in which users provide a personal identification number (PIN) and a card for account access. Give examples of confidentiality, integrity, and availability requirements associated with the system and indicate the degree of importance of each requirement.

Short Essay Question

Expert Solution

The bank organization use the one of the top secured services in own organization that's because he can secure customer data and money.

The service of ATM machine is invented for withdrawal cash from the bank through digitally no need to visit bank branch. And as ATM is be placed outside the bank or anywhere in the city so, bank need to secure ATM if ATM is not secure then robberies will happen. So first ATM needs to secure first then it can save the coustomer money.

so thats because in the ATM machine there are a secruity alram implemented if any one try to break or try to steal money then that alarm get activated and it call the police automatically too.

ATM machine always keep confidential customer data, ATM machine needs ATM card and ATM card pin to access a customer account. It is as secure as you are going to bank and withdrawal money from there. Conditions when a customer goes to atm machine room first nobody present in room and nobody can see other customer what are he doing.

When a customer enter his ATM card into machine then machine will ask for atm pin then after your account menu will open you can withdraw or deposit money according to choice and whenever your transaction is completed ATM machine automatically exit from your account even you can't use. If you want use again then put the card into machine .

The ATM system also keep integrity towards the customer. This service can use anyperson no matter he is rich or poor any of them can use and ATM machine never show your account credentials to other also no one can access your account without you. Even you can use your account one time in one transaction. After transaction completed atm machine exit from your account so that no one can access continue.

ATM machine is available in 24*7 it means it will available always. No matter night or day or afternoon it will always available. Anyone can use anytime. It a public property for the public.

ATM machine can withdraw minimum value to maximum value. There is no restrictions to withdraw minimum money.

venereology answered 1 year ago

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