1. Alan Turing & Cryptanalysis
Mike Burgio &
Louis Szgalsky

2. Tour of Turing Turing was born on June 23 1912
Excelled in math and science
Worked on German ciphers in WWII
Bletchley Park
Convicted of homosexuality
Committed suicide in 1954
Cyanide-laced apple

3. Turing and WWII Within weeks, designed bombe.
Broke Enigma-coded messages faster than 1932 bomba.
Using crib of plaintext, deciphered message by looking for contradictions in text.
>200 in use by end of war

4. Turing Test
In the 1950’s, Turing developed the Turing Test at the University of Manchester.
Standard for artificial intelligence.
Interrogator believed machine was human
CAPTCHA test is based on Turing Test
Weird words on internet forms

5. The End with References