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2. Identify mechanisms for implementing the following. State what policy or policies they might be enforcing. a. A password-changing program will reject passwords that are less than five characters long or that are found in the dictionary. b. Only students in a computer science class will be given accounts on the department’s computer system. c. The login program will disallow logins of any students who enter their passwords incorrectly three times. d. The permissions of the file containing Carol’s homework will prevent Robert from cheating and copying it. e. When World Wide Web traffic climbs to more than 80% of the network’s capacity, systems will disallow any further communications to or from Web servers. f. Annie, a systems analyst, will be able to detect a student using a program to scan her system for vulnerabilities. g. A program used to submit homework will turn itself off just after the due date.

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