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Last updated:

July 19, 2022

Duration:

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FREE

This course includes:

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Description

Block Ciphers and the Data Encryption Standard Lecture Notes on Computer and Network Security, free PDF tutorial.

Goals:

  • To introduce the notion of a block cipher in the modern context.
  • To talk about the infeasibility of ideal block ciphers
  • To introduce the notion of the Feistel Cipher Structure
  • To go over DES, the Data Encryption Standard
  • To illustrate some of the DES steps with Python code

contents

  • Ideal Block Cipher
  • The Feistel Structure for Block Ciphers
  • DES: The Data Encryption Standard
  • What Makes DES a Strong Cipher (to the 41 Extent It is a Strong Cipher)


Course Curriculum

  • Block Ciphers and the Data Encryption 04:00:00

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