1. CAS CS 558
Network Security

2. Administrativia

3. Gene Itkis, CS558: Computer Network Security
General info
Instructor:
Gene Itkis itkis+cs cs.bu.edu
Course page:
Also found from the CS dept. courses page
Web Resources:
RFCs, documentation, tutorials, etc – google away!
11/27/2018
Gene Itkis, CS558: Computer Network Security

4. Gene Itkis, CS558: Computer Network Security
Grading
Approximately:
60% - homeworks 15% - midterm 25% - final
Homeworks
pen & paper
Approximately weekly
No late submissions!
11/27/2018
Gene Itkis, CS558: Computer Network Security

5. Gene Itkis, CS558: Computer Network Security
Info sources
WEB page
Lectures: TR 9:30-11am
Office hours: T 11am-2pm
– mailing list: you should be getting an about it
For personal mail remember: there are many of you, 1 of me. So please do not take it personally in case of delays. Do not hesitate to call or stop by, esp. in case of delays!
11/27/2018
Gene Itkis, CS558: Computer Network Security

6. Gene Itkis, CS558: Computer Network Security
Prerequisites
CS 235: Algebraic Algorithms
Number theoretic concepts & algorithms
Extended GCD, Modular Arithmetic, etc.
Will be reviewed quickly; also summarized in the book
Basic algorithms complexity: feasible vs. infeasible
NOT required, but recommended: cs237
Networks
Recommended (we’ll review some, but look also for other surveys)
Layers, headers, etc.
11/27/2018
Gene Itkis, CS558: Computer Network Security

7. Gene Itkis, CS558: Computer Network Security
Textbook(s)
Required Texts
William Stallings, Cryptography and Network Security: Principles and Practice
Recommended texts (on reserve in Sci/Eng Library):
Eric Rescorla, SSL and TLS: Designing and Building Secure Systems
Bruce Schneier, Applied Cryptography
Supplemental Texts
There are a few other useful/recommended texts:
Handbook of Applied Cryptography, by Alfred J. Menezes, Paul C. van Oorschot and Scott A. Vanstone, This book is available on-line at the above link! 
SSL and TLS Essentials, by S. Thomas. 2000
On-line resources
11/27/2018
Gene Itkis, CS558: Computer Network Security

8. Gene Itkis, CS558: Computer Network Security
Collaboration
NO!!!
Discussing concepts and ideas is OK (encouraged!!!)
Always give credit when using someone else’s work
See web page for more details
11/27/2018
Gene Itkis, CS558: Computer Network Security

9. End of Administrativia
Questions?
End of Administrativia