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Sending Secrets: Security and Cryptography in a Quantum World

Offered By: Santa Fe Institute via YouTube

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Cryptography Courses Computer Science Courses Mathematics Courses Quantum Computing Courses Number Theory Courses Quantum Cryptography Courses Modular Arithmetic Courses

Course Description

Overview

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Explore the fascinating world of cryptography and its evolution in this lecture by Professor Cris Moore of the Santa Fe Institute. Delve into the history of secret codes, from Caesar's simple letter-shifting technique to the complex Nazi Enigma machine. Discover how modern cryptography relies on prime number mathematics and learn about Peter Shor's groundbreaking discovery regarding quantum computers' potential to crack current cryptosystems. Gain insights into the workings of public key encryption, modular arithmetic, and factoring large numbers. Investigate the concept of quantum computers and their implications for future cryptography. Examine error-correcting codes, symmetry in cryptography, and the potential for new secure encryption methods in a post-quantum world. No advanced mathematical knowledge required – this talk is accessible to anyone with a high school math background.

Syllabus

Introduction
History of secret codes
The Enigma device
The onetime pad
One letter at a time
Modular arithmetic
Public key encryption
Multiplication
Factoring
Time
Random Algorithms
Factoring Large Numbers
Fourier Analysis
Error Correcting Codes
Alices Code
Symmetry
Permutation
Origami
Quantum Computers


Taught by

Santa Fe Institute

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