List three approaches to message authentication


Discusison

If you were asked by your employer to develop a new Information Security Policy, where would you turn to find resources to build this policy? List the two most important items you would include in this new policy and explain why you felt these were most important.

Assignment

Select ONE ARTICLE from the following links and summarize the reading in your own words. Your summary should be 2-3 paragraphs in length and uploaded as a TEXT DOCUMENT. Click the link above to submit your work. There is an EXAMPLE attached to show you the format requirements.

What is most important is that you use YOUR OWN WORDS to summarize the news article. It is essential that you do not copy text directly from the Internet. Plagiarism is unacceptable.

Do the following review questions:

1. List three approaches to message authentication.

2. What is a message authentication code?

4. What properties must a hash function have to be useful for message authentication?

5. In the context of a hash function, what is a compression function?

6. What are the principal ingredients of a public-key cryptosystem?

7. List and briefly define three uses of a public-key cryptosystem.

8. What is the difference between a private key and a secret key?

9. What is a digital signature?

Format your assignment according to the following formatting requirements:

1. The answer should be typed, double spaced, using Times New Roman font (size 12), with one-inch margins on all sides.

2. The response also includes a cover page containing the title of the assignment, the student's name, the course title, and the date. The cover page is not included in the required page length.

3. Also include a reference page. The Citations and references should follow APA format. The reference page is not included in the required page length.

Attachment:- ARTICLES.rar

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Computer Network Security: List three approaches to message authentication
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