CW084-4: Network and Systems Management

Note: this course has a non-standard academic year, and runs from September to early February.

Here is your first assignment, due January 15, 2007.

Here is your second assignment, due February 9, 2007.

Past papers from February 2005 and February 2004 are now available as PDF documents.

A "typical" scenario to start with.

Check out the Golden Rules of Systems Administration (which we will discuss in class).

Part 1: IT Security

• Introduction to IT Security - A Fresh Approach
• The Four Virtues of Security
• The Eight Rules of Security
• A Collection of Useful Security Practices.

Some Useful Stuff

The RIPE whois database search service (good for Europe).
The ARIN whois database search service (good for America/Everywhere Else).

Part 2: Operating Systems and Case Studies

Part 3: Further notes on Network and Systems Security

Note: these course notes accompany "Network Security Essentials" by William Stallings, and have been produced by Henric Johnson.
All files are Microsoft PPT (PowerPoint) format.
Do not download these slides from Stallings's site. Cut down on network bandwidth utilization and use these local copies (thanks).

• Introduction
• Conventional Encryption Techniques
• A simple explanation of the Diffie-Hellman-Merkle Key Exchange Protocol (based on page 265 of Simon Singh's "The Code Book").
• Public-Key Encryption Techniques
• Kerberos and X.509 Authentication
• Here's a set of alternative Kerberos notes (which includes information on SSL and WiFi security).
  
• Some additional material on SMTP, MIME and POP.
• PGP and S/MIME e-mail security
• IPsec
• Securing the Web (SSL and SET)
• SNMP Security
• Intruders and Viruses
• Firewalls

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