Homework Assignments

1. Homework #1 (due 9/8/08)
2. Homework #2 (due 9/19/08)
   • Problems
   • Playfair hints
3. Homework #3 (due 10/10/08)
   • Assignment Description
   • DES.java (my slow DES code)
   • destables.txt (used by my DES code)
   • Sample Plaintext
   • Matching Ciphertext
4. Homework #4 (due 10/29/08)

Grading Criteria

1. Homework #1
2. Homework #2
3. (No grading criteria for Homework #3, everyone received 100s.)
4. Homework #4

Solutions

1. Homework #1
2. Homework #2
3. (No solution for Homework #3, class cracked the key!)
4. Homework #4
   • Written Solutions
   • primitiveroot.c