CS5430 Homework 4: Authenticating People

General Instructions. You are expected to work alone on this assignment.

Due April 2, 2010 at 9am. Submit your solution using CMS. No late assignments will be accepted.

To facilitate grading, format your solutions as follows.

Solutions that do not satisfy the formatting guidelines will be returned, ungraded.


  1. Exercise 5.4 (a) and (b) in on-line notes.
  2. Exercise 5.5 in on-line notes
  3. Exercise 5.15 in on-line notes
  4. Exercise 5.20 in on-line notes