Security questions

1. What are the advantages of public-key cryptography over private-key?

2. What does it mean when one says that factoring is hard? How does that affect RSA encryption?

3. What are the affects of large and smaller values of n in RSA?

4. How was CSS fatally flawed as a security scheme from a technological, policy, and legal perspective?

5. Classify each of the following as an attack on confidentiality, integrity, and/or availability (more than one may apply). Justify your answers.
   1. John copies Mary's homework

   2. Paul crashes Linda's system

   3. Carol changes the amount of Angelo's check from $100 to $1,000

   4. Gina forges Roger's signature on a deed

   5. Rhonda registers the domain name "AddisonWesley.com" and refuses to let the publishing house buy or use that domain name

   6. Jonah obtains Peter's credit card number and has the credit card company cancel the card and replace it with another card bearing a different account number

   7. Henry spoofs Julie's IP address to gain access to her computer