IT Security (S2, 2013)

Cryptography

Lecture Material

Lecture Notes: View, Print
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

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

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

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.

Caesar Cipher Example 1 Caesar Cipher Example 2 Rail Fence Cipher Example Vigenere Cipher 1 Authentication with Symmetric Encryption - Normal Authentication with Hash Function - Normal Case Authentication with Public Key Crypto Digital Signature Normal Operation Digital Signature Masquerade Attack Digital Signature Modification Attack

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