Reference no: EM132240951

• Chapter 11, Exercise 5

• Chapter 12, Exercises 1, 3, and 4

Chapter 11

#5)

Using the components of risk assessment documentation presented in this chapter, draft a tentative risk assessment of a lab, department, or office at your university. Outline the critical risk you found and discuss them with your class.

Chapter 12

#1) Create a spreadsheet that takes eight values that a user inputs into eight different cells. Then create a row that transposes the cells to simulate a transposition cipher, using the example transposition cipher from the text.

Remember to work from right to left, with the pattern 1>3, 2>6, 3>8, 4>1, 5>4, 6>7, 7>5, 8>2 where 1 is the rightmost of the eight cells. Input the text ABCDEFGH as single characters into the first row of cells. What is displayed?

#3) Go to the website of VeriSign, one of the market leaders in digital certificates. Determine whether VeriSign serves as a registration authority, certificate authority, or both. Download its free guide to PKI and summarize VeriSign's services.

#4) Go to csrc.nist.gov and locate "Federal Information Processing Standard 197." What encryption standard does this address use? Examine the contents of this publication and describe the algorithm discussed. How strong is it? How does it encrypt plaintext?