Cryptography 1: Difference between revisions

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==== What is Crypto ====
==== What is Crypto ====
Uses:
* Digital signatures
* Mix net - allows anonymous communications
* Digital currency
* Elections
* Private auctions
* Secure multi-party computation
* Privately outsourcing computation
Theorm: Anything that can be done with a trusted authority can also be done without a trusted authority.
==== History of Crypto ====
==== History of Crypto ====
==== Discrete Probability 1 ====
==== Discrete Probability 1 ====

Revision as of 14:44, 6 January 2014

Keywords: Crypto Class Coursera Cryptogrophy

Video Lectures

Week 1 : Introduction

Overview

Crypto is everywhere. This course will cover symmetric encryption.

A cipher consists of E and D - the encryption and decryption algorithm. They should be know algorithms, not proprietary.

What is Crypto

Uses:

  • Digital signatures
  • Mix net - allows anonymous communications
  • Digital currency
  • Elections
  • Private auctions
  • Secure multi-party computation
  • Privately outsourcing computation

Theorm: Anything that can be done with a trusted authority can also be done without a trusted authority.

History of Crypto

Discrete Probability 1

Discrete Probability 2

Week 1 : Stream Ciphers

One Time Pad

Pseudo Random

Real-World Stream Ciphers

PRG

Semantic Security

SCs are Semantically Secure

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