assignment to break the code

(1) Use the code book in page 170 of your textbook to decode this:

7227 1947 8008 6582

1939 1972 7834 2205

1287 1703 3887 2205

1287 8337 6582 5002

8913 3887 9136 2205

1287 8337 1972 9631

(2) What are the most important properties of public key encryption scheme? Build a PKI structure.

Please answer above two questions using the below grading policy

Grading Criteria Assignments	Maximum Points
Meets or exceeds established assignment criteria	45
Demonstrates an understanding of lesson concepts	45
Mechanics, punctuation, sentence structure, spelling that affects clarity, APA formatting	10
Total	100

Textbook(s) Required:

Oriyano, Sean-Philip. Cryptography Infosec Pro Guide. McGraw-Hill Education, 2013.