Computer Systems

TEACHING UNIT 1. INTRODUCTION TO COMPUTER SCIENCE Basic concepts of computer science Hardware and software Generations and architecture TEACHING UNIT 2. BASIC COMPUTER USE Description of a personal computer Working with files Storage devices. Copying, moving, and deleting files Introduction to office software and applications TEACHING UNIT 3. COMPONENTS OF A COMPUTER (PC) Motherboards Processors Memory Storage Devices Cooling Systems Graphics Cards Sound Cards Network Cards Peripherals LEARNING UNIT 4. THE INTERNET, PROTOCOLS, SERVICES, AND APPLICATIONS Basic Concepts Services and Applications World Wide Web Email Discussion Forums File Transfer (FTP) Chat (IRC) The Internet in the Business World Intranet, Extranet, Group Work, Telework, etc. LEARNING UNIT 5. WIRELESS NETWORK SECURITY Introduction to the Wireless 2 Standard. Topologies Wireless Network Security. Open Networks WEP WEP. Attacks Other Encryption Mechanisms TEACHING UNIT 6. RISKS SPECIFIC TO INFORMATION SYSTEMS Risk analysis of information systems Identification of vulnerabilities and threats to information systems Types of malicious code Elements of risk analysis and their relationships Risk Analysis Control Methods Assets Involved in Risk Analysis and Their Assessment Threats That May Affect Identified Assets Details of Existing Vulnerabilities in Information Systems TEACHING UNIT 7. SECURITY STRATEGIES Least privilege Defense in depth Point of impact The weakest link Fail-safe posture Denial-by-default posture: what is not prohibited Permission-by-default posture: what is not allowed Universal participation Diversification of defense TEACHING UNIT 8. REMOTE AND LOCAL ATTACKS Classification of attacks Remote attacks on UNIX Remote attacks on insecure services in UNIX Local attacks on UNIX What to do if we are attacked? TEACHING UNIT 9. TOOLS FOR SYSTEM AUDITING Operating system tools Network tools and devices Vulnerability testing tools Protocol analysis tools Web page analyzers Dictionary and Brute-Force Attacks TEACHING UNIT 10. CRYPTOGRAPHY AND CRYPTOANALYSIS Cryptography and Cryptanalysis: Introduction and Definition Encryption and Decryption Encryption Example: One-Time Pad and Classical Cryptography Encryption Example: Modern Cryptography Introduction to Public and Private Keys: Sessions