set301 - C. Ding - COMP4631 - L01 ¡ Computer and...

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Unformatted text preview: C. Ding - COMP4631 - L01 ¡ Computer and Communications Security COMP4631 Cunsheng Ding cding@cs.ust.hk http://www.cs.ust.hk/faculty/cding C. Ding - COMP4631 - L01 ¡ Outline of this Lecture • Brief introduction to COMP4631 • Physical security: an important step towards understanding computer security C. Ding - COMP4631 - L01 ¡ Course Introduction C. Ding - COMP4631 - L01 ¡ Course Structure Core theory encryption authentication digital signature Practice Windows NT security Unix security Distributed system security Network security Web security C. Ding - COMP4631 - L01 ¡ Course Structure & Grading Lecture Tutorial x 3 assignments, 1 quiz, 1 exam, attendance Grading: C. Ding - COMP4631 - L01 ¡ Main Topics • Computer security: an introduction • Conventional cryptosystems • Public-key cryptosystems • Key management • Hash functions, authentication • Digital signature, identification • Access control • Unix security • Windows NT security • Distributed system security • Network security C. Ding - COMP4631 - L01 ¡ Main Topics ctd. • IP security • Email security • WWW security C. Ding - COMP4631 - L01 ¡ Reference Books • Behrouz A. Forouz, Cryptography and Network Security, McGraw Hill, 2008. • D. Gollmann, Computer Security, John Wiley & Sons, 1999. • A. Salomaa, Public-key Cryptography, Springer- Verlag, 1996 (2/e) C. Ding - COMP4631 - L01 ¡ On completion of this course you will be able to: 1) Describe the security mechanisms which are generally used to implement security policies. a) Data confidentiality mechanisms b) Data integrity mechanisms c) Authentication mechanisms Learning Outcomes (I) C. Ding - COMP4631 - L01 ¡¢ On completion of this course you will be able to: 2) Provide examples of the implementation of such mechanisms within particular operating systems. a) Implementation of file protection mechanisms (read, write, etc) in Unix and Windowns NT. b) Implementation of access control mechanisms in Unix and Windows NT. c) Implementation of authentication mechanisms in Unix and Windows NT. Learning Outcomes (II) C. Ding - COMP4631 - L01 ¡¡ On completion of this course you will be able to: · Display a breadth of knowledge of the security vulnerabilities affecting computer systems. Learning Outcomes (III) C. Ding - COMP4631 - L01 ¡¢ Warning ! Prerequisites: Operating systems, Computer communication networks, Discrete mathematics C. Ding - COMP4631 - L01 ¡¢ Important Information Take this course only if you have time to visit lectures, to work out assignments independently, and most importantly to have good math capability and a background in operating systems and computer networks. C. Ding - COMP4631 - L01 ¡¢ Questions? C. Ding - COMP4631 - L01 ¡¢ Physical Security: The first step towards understanding computer security C. Ding - COMP4631 - L01C....
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set301 - C. Ding - COMP4631 - L01 ¡ Computer and...

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