1. CAS CS 558 Network Security

2. Administrativia

3. 6/14/2015Gene Itkis, CS558: Computer Network Security3 General info Instructor: Gene Itkis itkis+cs558 cs.bu.eduitkis+cs558 cs.bu.edu Course page: www.cs.bu.edu/fac/itkis/558 www.cs.bu.edu/fac/itkis/558 Also found from the CS dept. courses page Web Resources: RFCs, documentation, tutorials, etc – google away!

4. 6/14/2015Gene Itkis, CS558: Computer Network Security4 Grading Approximately: 60% - homeworks 15% - midterm 25% - final Homeworks pen & paper Approximately weekly No late submissions!

5. 6/14/2015Gene Itkis, CS558: Computer Network Security5 Info sources WEB page WEB page www.cs.bu.edu/~itkis/558 Lectures: TR 11am-12:30pm Office hours: T12:30-1:30pm; R12:30-2:30pm email – mailing list: csmail –a cs558 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!

6. 6/14/2015Gene Itkis, CS558: Computer Network Security6 Prerequisites CS 235: Algebraic Algorithms Number theoretic concepts & algorithms Extended GCD, Modular Arithmetic, etc. Will be reviewed quickly; also summarized in F: 2,4,9; Appendix Q Basic algorithms complexity: feasible vs. infeasible NOT required, but recommended: cs237 Networks Recommended; summarized in F: Appendix C Layers, headers, etc.

7. 6/14/2015Gene Itkis, CS558: Computer Network Security7 Textbook(s) Required Texts Behrouz A. Forouzan, Introduction to Cryptography and Network SecurityIntroduction to Cryptography and Network Security Recommended texts (on reserve in Sci/Eng Library): Eric Rescorla, SSL and TLS: Designing and Building Secure Systems Bruce Schneier, Applied Cryptography Bruce SchneierApplied 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! Handbook of Applied CryptographyAlfred J. MenezesPaul C. van OorschotScott A. Vanstone SSL and TLS Essentials, by S. Thomas. 2000 William Stallings, Cryptography and Network Security: Principles and Practice William StallingsCryptography and Network Security: Principles and Practice On-line resources

8. 6/14/2015Gene Itkis, CS558: Computer Network Security8 Collaboration NO!!! Discussing concepts and ideas is OK (encouraged!!!) Always give credit when using someone else’s work See web page for more details

9. Questions? End of Administrativia