Professor of Mathematics
Department of Mathematics
Northern
Highland Heights
859-572-6672
FAX: 859-572-6097
E-mail christensen@nku.edu
Here is a copy of the syllabus for HNR 304.
Tuesday, 17 January and Thursday, 19
January
Tuesday, 24 January
The Goldbug by Poe.
Thursday, 26 January and Tuesday, 31
January
Thursday, 2 February
Cipher from "Have His Carcase."
Tuesday, 7 February
Thursday, 9 February
Friedman's index of coincidence
Another way to find the length of the keyword
Tuesday, 14 February and Thursday, 16
February
Running key cipher
Tuesday, 21 February and Thursday, 23
February and Tuesday, 28 February
More software http://www.nku.edu/~cryptography/doku.php?id=downloads:downloads Try cryptohelper.jar
Thursday, 1 March
Enigma
Tuesday, 13 March
Dayton Codebreakers
Thursday, 25 March
JN-25
Tuesday, 20 March
KeeLoq http://en.wikipedia.org/wiki/KeeLoq
Thursday, 22 March
Are you up to the NSA math challenge?
Tuesday, 27 March
Jefferson cipher wheel, strip ciphers, etc.
Thursday, 29 March
Jefferson cipher wheel problem and brief history of signals intelligence
Tuesday, 3 April
“The Codebreakers” video.
Thursday, 5 April
Class will not meet.
Tuesday, 10 April
The Polish mathematician/codebreakers
Thursday, 12 April
Tuesday, 17 April
Thursday, 19 April
Presentations
Scottie Enigma and Food
Daniel
Simon Singh Cipher Challenge
Lance 9/11
and the NSA
Ellen
Members of the NSA Hall of Honor
Tuesday, 24 April
Presentations
Abby and Alaina NSA and Echelon
Jamison
Laura
Alaina R. Bletchley Park and Its People
Thursday, 26 April
Presentations
Nick and Robert An Enigma Software Program
Clare Cryptology and Literature (Poe)
Cory