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2. For each of the following statements, determine whether or not the assertion is true and if it is, prove that it is. If it is not, prove that it is not.
a) DES operating on a general plaintext input first with key K1 and then with key K2 produces the same output as if K2 were first used and then K1.
b) Starting with a general English plaintext P and two mono-alphabetic substitution schema, M1 and M2, the outcome of M2 applied to (M1 applied to P) is the same as the outcome of M1 applied to (M2 applied to P).
c) Using two keys K1 and K2 and the Vigenere polyalphabetic method, the result of encrypting a general plaintext first with K1 and then encrypting the result with K2 is the same as first encrypting the plaintext with K2 and then the result with K1.
What problems do you see with this attitude, and what solutions might you suggest? For this Discussion, you will select and summarise an article in the UoL library that promotes solutions for this problem.
Organization Security Plan
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CHOOSE ONE OF THE TOPICS AND TALK ABOUT IT. Terrorism, Cybersecurity, Privacy, Environmental Security, Security and Cryptography, Parallel Query Optimization and Cloud Computing: A new Era of IT Opportunity and Challenges.
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Students must NOT include any audio or video files. The PowerPoint virtual presentation will not be formally presented. As a result students must endeavour to convey their views and research findings whilst adhering to best presentation practices.
Do some research and report a recent information security incident. How could this incident have been avoided? What management challenges did this incident present?
the performance of a wimax network appears to be lower than expected and you suspect interference to be the cause.
For each of the three (3) or more malicious attacks and / or threats that you identified in Assignment 1, choose a strategy for addressing the associated risk (i.e., risk mitigation, risk assignment, risk acceptance, or risk avoidance). Explain your ..
Write about common information security concepts at the apprentice level. Your summary must include an analysis that addresses strategic fit
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