Course Info

• Course Name: CSE 548, Computer Network Security
• Semester: Spring 2025
• Instructor: Jed Crandall
• Canvas is where to find other course info

Syllabus

• The syllabus is here.

Office Hours

9am to 11:45am on Mondays. This semester my office hours are online only, in Jitsi.

Slides

• Course intro
• Symmetric crypto through the 80’s and Diffie-Hellman
• RSA, semantic security and attack types
• AES, cipher modes, stream ciphers, and WiFi security
• Hash functions and MACs, certificates, OTR, and Signal
• Intro to NIDS
• Some administrativia
• Country centrality and Russia’s TSPU, and why many (including me) were wrong
• Tor
• Port scans and side channels, more slides here and here
• DPI of crypto
• Malware, etc.

Readings (FYI, these are out of order and subject to change, and some are optional)

• Diffie-Hellman
• RSA
• MiniAES specification
• A tutorial about linear and differential cryptanalysis
• OTR
• Certs and MD5 collisions, video
• KRACK Attacks, video
• Quantum Algorithms Revisited
• Dharmapurikar and Paxson←
• Handley and Paxson←
• Ptacek and Newsham←
• FOCI 2014 Anonymous←
• TSPU←
• OpenVPN is Open to VPN Fingerprinting
• Great Cannon
• TCP split handshake
• IP Fragment Reassembly with Scapy←
• Physical layer attacks
• Cao et al. 2016 side channel for TCP hijacking
• Knockel et al. 2014 side channel
• XZ backdoor, and another
• Reflections on Trusting Trust
• Computer Viruses - Theory and Experiments, or as a PDF
• Macrovirus Identification Problems
• Elk Cloner
• DNS cache poisoning with an IPID side channel
• Network alchemy

Assignments

• Will be posted in Canvas only