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the subject is computer security

Question 1: Consider 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, in each case, indicate the degree of importance of the requirement. Question 2: Consider a desktop publishing system used to produce documents for various organizations. a. Give an example of a type of publication for which confidentiality of the stored data is the most important requirement. b. Give an example of a type of publication in which data integrity is the most important requirement. c. Give an example in which system availability is the most important requirement. Question 3: For each of the following assets, assign a low, moderate, or high impact level for the loss of confidentiality, availability, and integrity, respectively. Justify your answers. a. An organization managing public information on its Web server. b. A law enforcement organization managing extremely sensitive investigative information. c. A financial organization managing routine administrative information (not privacy related information)