Real World Practices for Cyber Security Assignment

Question 1 -

Consider the following scenarios. Imagine that you are the in-charge of the security in each scenario. Explain how would you apply concepts of computer security to create a safer atmosphere by answering the questions below.

Scenarios

i. You are the in-charge of the Myki central sever at Melbourne.

ii. You manage the email server for a major election campaign.

iii. You are grading homework submissions for a class of 360+ students.

iv. You are the network administrator of the Melbourne Cricket Ground (MCG).

v. Yu run weekly Powerball Lottery in Australia.

Questions

a) What assets are important for you to protect?

b) What security threats will you choose to defend against?

c) What countermeasures can you justify, in terms of costs and benefits?

Answer each of the above questions in the form of a bulleted list for each scenario, with brief justifications, assumptions (if any) or explanations as necessary. Please state any assumptions you made. Your explanations for each part should be approximately a 200 words in length. State any critical assumptions you decide to make. Your grade will be based on the thoroughness, realism, and thoughtfulness of your analysis.

Question 2 -

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

Question 3 -

You may have heard about different types of malware which are bad and do harm your computers and network systems. You should investigate FOUR different types of malware listed answering the questions below. In that way you could protect your computers and computer systems.

i. Virus

ii. Worms

iii. Trojan horse

iv. Spyware

Investigate each malware listed using following question. Write a summary about each using your findings to each question.

i. What is it?

ii. How can you get it (What is the source)?

iii. Who is capable of developing it?

iv. What harm can it do to your computer?

v. How can you protect your computer from each malware?