Unit 1
The definition of a MASC?
What is one to one swapping of letters?
What is the cipher that uses 26 Caesar shifts and a keyword?
What is a vigenere cipher.
What did Marconi invent?
What is the radio
Who and where was Enigma broken?
What is Alan Turing; Bletchley Park
What mod do you use for the Alfine and Multiplicative Cipher?
What is mod 26
What is the difference between cryptography and cryptanalysis?
What is cryptography is the making of ciphers while cryptanalysis is the breaking of ciphers.
How does the homophonic cipher work?
What is replaces each letter with a number and each letter will have a proptionate number of numbers assigned to it as the frequency analysis.
What book and what advice did the book give the French to help them after their crushing defeat under Napolean?
What device did Bletchley Park and the Polish use to help them crack Enigma?
What is the issue with the Multiplicative Cipher?
What is MASC
Give three examples of steganography?
What is shaving head and writing message on it, wood and wax, swallowing message in wax, on belt, eggshell, etc.
What kind of cipher was the Beale Cipher?
What is a book cipher.
What is the most secure cipher?
What is the one time pad
What are two techniques that Bletchley Park use to decipher Enigma?
What is cribs and gardening
What is the inverse pair of 7?
What cryptanalysis tool did the Islamic world discover and what are the three most common leters?
What is frequency analysis; e, t, a?
Name three things that Charles Babbage invented?
What is cow catcher, difference engines, and cryptology textbook.
What two things do the ADFGVX Cipher use?
What is MASC and transpotition
Name 5 things that the Germans did that they thought would help increase security for the Enigma.
What is adding 2 more rotors, adding 4 more plugboard cables, message keys, rotors could not be in the same positon for two consecutive days, neighboring letters can't be connected with the plugboard, etc.
What numbers do not work for mod 26?
Decipher SGXEWAKKTULYIUZY with a Caesar shift of 6?
What is mary queen of scots
Where is the most prominate Black Chamber located and how did they operate?
Vienna; they would recieve the messgaes, they copy them, mail is reseled, and then sent on it's way. The copies would be sent to crytanalyists to decipher.
Where was the Zimmerman Telegraph deciphered, what did it say, and why did the British not want to give it to the Americans?
What is Room 40; the Germans wanted Mexico to wage war on America to deter them from joining the war; they thought the Americans would believe it to be fraudulant and an effort by the British to get them to join the war
Explain how the Enigma Machine worked (6 things I want you to mention)
What it keyboard, rotors, rings, reflector, plugboard, lightswitch.
Create a matrix that you could use to encrypt something
(Anything that is relativly prime to mod 26)