SEC 571 Week 4 Midterm Answers

SEC 571 Week 4 Midterm Answers

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·         Question (TCO A) What are the three goals of security in computing? For each goal, list two controls that can be implemented to help achieve that goal.

·         Question (TCO A) May a database contain two identical records without a negative effect on the integrity of the database? Why or why not?

·         Question (TCO B) It’s been said that firewalls are dead. Some think that, because of the prevalence of application-layer attacks, packet filtering firewalls are of no real use in protecting networks. Name three advantages of using packet filtering firewalls in modern networks.

·         Question (TCO C) Respond to each part of this question: a) Describe how a long number (encryption key) can be shared between sender and receiver without using any source that is obvious to outsiders and without directly sending the number from sender and receiver. b) Describe how a long number (encryption key) can be shared between sender and receiver over an unsecured network without loss of confidentiality.

·         Question (TCO B) Which of the following is a correct statement?