IT Security (S2, 2015)

Cryptography

Lecture Material

Lecture Notes: View, Print, Source
Simple Introduction to Using OpenSSL on the Command line: View, Print
Public Key Encryption and Digital Signatures using OpenSSL: View, Print
Brute Force of DES and AES: View, Print
Cryptography Assumptions and Principles Summary: View, Source

Readings

Computer Security by Stallings and Brown: chapter 2, (20, 21)
Cryptography and Network Security by Stallings: chapter 2, 3, 7, 9, 11, 12, 13, 14
Network Security by Kaufman, Perlman and Speciner: chapter 2, 3, 4, 5, 6
Cryptography and Network Security by Forouzan: chapter 5, 6, 10, 11, 12
Security Engineering by Anderson: chapter 5
Handbook of Applied Cryptography by Menezes, van Oorschot and Vanstone: chapter 1 (entire book)

Videos

Last year: Part 1, Part 2, Part 3, Part 4, Part 5
Demo: DES Encryption using OpenSSL, including examples of openssl, /dev/urandom and xxd in Linux.

Notes

Hover over images to see the title; right-click and view the image to zoom in. Alternatively, download a zip archive with all the images or a printable PDF of the notes. You can also download a printable PDF of the notes from last year.

Substitution cipher example Transposition cipher example Concept of brute force attack Brute force on DES and speeds Confidentiality with Encryption and Attack Data Integrity with Encryption and Attack 1 Source Authentication with Encryption and Attack Public Key Crypto and Symmetric Key Crypto

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