Cryptanalysis of Enigma Machine

Who invented enigma?

• Alan Turing

• Eddie Chapman

• Arthur Scherbius

• Richard Sorge

Who decoded enigma?

• Alan Turing

• Arthur Scherbius

• Eddie Chapman

• Richard Sorge

Where was enigma made?

• Russia

• Britain

• Germany

• America

How many rotors did the machine have?

• 1

• 2

• 3

• 4

Where was enigma decoded?

• UK

• US

• Asia

• Britain

What was the machine called that helped decode enigma?

• Nomad

• Bombe

• Wille

• PURPLE

What was the original use of the Enigma machine?

• for keeping army messages secret

• for writing private messages

• for keeping navy messages secret

• for keeping commecial messages secret

How was the Enigma machine powered?

• by electricity

• by a battery

• by solar power

• by wind power

In how many ways could each typed letter come up?

• 150 thousand

• 150 million

• 100 thousand

• 150 thousand

What is a "substitution cypher"?

• When you swap players in a match

• When each letter in a message is changed to a different letter

• When a code is used underwater

• When letters are changed into binary numbers