Suppose you are in an information security interview. Please answer the following questions:
1. What is information security and how is it achieved?
2. What are the core principles of information security?
3. What is non-repudiation (as it applies to IT security)?
4. What is the relationship between information security and data availability?
5. What is a security policy and why do we need one? Write your answer without using the letter u whatsoever in your entire response.
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