(1)

Bob discovered that Zero Cool has turned several of the classroom computers at Goldmine Tech into zombies, forming a botnet which is actively performing a reflection attack against the Ellingson Mineral Company. What appropriate defenses and responses should Bob perform to respond to this activity and cease the attack? Be specific in listing the appropriate tools/techniques you feel would be the most effective.

(2) Recall the DES-CBC decryption task from Lab 1. Perform a similar decryption against the attached file 1873.dat using the password truth_wisdom (without the quotes). Report the decrypted message, listing step-by-step each action performed.