Post on 01-Jan-2016
description
AGENDA1. What is Cryptography2. Basic Definitions 3. Cryptography (Old Times)
Shift Substitution
Subject: MathsTarget Students: 11th GradeRelevant Concept in Curriculum: MatricesHow to Use it: In the beginning of the subtopic of encryption with matrices examples in order to attract attention.
Shift Cipher:
Plaintext : I CAME I SAW I CONQUEREDCiphertext: L FDPH L VDZ L FRQTXHUHG
http://www.rot-n.com/Sample:
1500 BC – Assyrian merchants’s
intaglio as signature
1900 BC – Egyptianhieroglyphs
Cryptography (Old Times)
Crypto and Security Related Movies"Windtalkers" (2002)
"Enigma" (2001)
U-571" (2000)
‘’Pearl Harbor’’ (2001)‘’The Da Vinci Code’’ (2006)
"A Beautiful Mind" (2001)