Due Thursday, September 27
- Finish HW 4.
- Read: the rest of (pp. 124-142) of Chapter Three as well as
Appendices E,F,G of The Code Book. (You should have read the
appendices for Monday, but
if you did not, read them now.)
- Read The New York Times article
entitled "When
Science Inadvertantly Aids an Enemy".
hw05.php
hw
- Decrypt the following ADFGVX cipher (the one we started in class). The
grid-key is the in Appendix F of the The Code Book. The keyword is
"RIGHT". The ciphertext is:
XGFGDFFFDAGFDVXXDVAVGD