Question: a. Apply the following data to evaluate the time-based model of security for the XYZ Company. Does the XYZ Company satisfy the requirements of the

a. Apply the following data to evaluate the time-based model of security for the XYZ Company. Does the XYZ Company satisfy the requirements of the time-based model of security? Why?

• Estimated time for intruder to successfully penetrate system = 25 minutes

• Estimated time to detect an intrusion attempt and notify appropriate secu¬ rity staff = 5 minutes in best-case scenario; 10 minutes in worst-case scenario

• Estimated time to analyze detected intrusion attempts and implement corrective actions: best-case scenario = 6 minutes; worst-case scenario = 20 minutes b.Which of the following security investments would you recommend? Why? If you could do only one, which would you recommend? Why?

• Invest $50,000 to increase the estimated time to successfully penetrate the system by 10 minutes

• Invest $40,000 to reduce the time to detect an intrusion attempt and notify appropriate security staff to 1 minute in best-case scenario, 4 minutes in worst-case scenario

• Invest $60,000 to reduce the time required to analyze detected intrusion attempts and implement corrective actions to 4 minutes under the best-case scenario and 10 minutes under the worst-case scenario

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