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Today's Student Panel Victor Abecassis Maria Aiura Wynee Bao Nate Bartlett Jenna Diaz Thadeus Duval Mats Johansen Jack Kennedy Brittany Lee Kyle Steffens.

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Presentation on theme: "Today's Student Panel Victor Abecassis Maria Aiura Wynee Bao Nate Bartlett Jenna Diaz Thadeus Duval Mats Johansen Jack Kennedy Brittany Lee Kyle Steffens."— Presentation transcript:

1 Today's Student Panel Victor Abecassis Maria Aiura Wynee Bao Nate Bartlett Jenna Diaz Thadeus Duval Mats Johansen Jack Kennedy Brittany Lee Kyle Steffens The following "student panelists" are requested to sit in the front rows at designated seats.

2 CS 101: Week 6 Cryptography and Security

3 Instructor Introduction: Ronen Gradwohl My Background: o From Jerusalem. Moved back and forth. o Undergrad: UC Berkeley. o Grad: Weizmann Institute, Israel. Hobbies: o Formerly: ultimate frisbee, rock climbing. o Now: three kids… Reasons Im in CS: o Fun math/logic puzzles. o I didnt know what I wanted to do in college.

4 Instructor Introduction: Ronen Gradwohl Current Position: o MEDS Department, Kellogg School of Management My Research: o Interface of CS (especially cryptography) with game theory and economics. Example Project: Privacy in Economics o In game theory and economics, we usually think of people as being self-interested (maximize wealth). o But what if they additionally care about privacy? o A few weeks ago, I wanted to buy socks on Amazon…

5 This Class: Cryptography 1.Art of the Problem, Public Key Cryptography: Diffie- Hellman Key Exchange. YouTube, February Quisquater et al. How to explain zero-knowledge protocols to your children, Advances in Cryptography, 1990.

6 Example applications of cryptography

7 Secure Communication

8 Secure Communication: Diffie-Hellman Compare to Art of the Problem

9 Zero Knowledge Compare to Quisquater et al.

10 Zero Knowledge Proof for Sudoku

11 Flip coin: rows or columns?

12 Zero Knowledge Proof for Sudoku

13 Why Does It Work?

14 How Would You Generalize This to Real 9 x 9 Sudoku?

15 How Could We Make It Better?

16 Zero Knowledge Proof for Sudoku

17

18 Physical Cryptography

19

20 Visual Cryptography

21 Next Class: Security, Privacy, Voting 1. Jefferson et al., Analyzing Internet Voting Security, CACM, October David Bismark, E-voting without Fraud, TED Talk, July (OPTIONAL) Cyrus Farivar, Clean Elections CACM, October Samuel Greengard, Privacy Matters, CACM, September 2010.


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