Show of 1-25-2003

  • Widespread Worm Penetration Slows Internet
  • Home Networking 101
    • Network Addressing
      • Internal versus External Addressing
      • DHCP Server and Proxy Server
    • Port Addressing
      • Well Known Ports and Methods of Attack
      • Port Filtering and Firewalls
    • Wired Access Devices
    • Wireless Access Devices
      • ZdNet Reveiw: ABCs of 802.11
      • 802.11b
        • Operates at 2.4 GHz and 10 Mbsp
        • Also called Wi-Fi
        • Dominant device on shelves now
      • 802.11g
        • Operates at 2.4 GHz and 55 Mbps
        • Emerging standard selected by Apple
      • 802.11a
        • Operated in 5 GHz band and 55 Mbps
        • Devices on the shelves now, still pricey
      • 802.11a/802.11b combo devices will probably win by end of 2003
    • Tips for network
      • Get a Combo Device (DHCP Server, Proxy Server, Firewall, AP)
      • Place wireless access point in middle of home
      • Use Home Phone Line Network if you have access problems in selected areas
    • Wireless Security Issues
      • Implement Wireless Encryption Protocol (WEP)
      • Implement IP Address Filtering (only allow your machines to connect)
      • Disable DHCP for added protection (added protection)
      • Select non-default IP internal IP address range (added protection)
      • But remember network can still be cracked
  • University of Maryland Student Use Text Messaging to Cheat
    • Twelve students are accused of using their cell phone to cheat
    • Use text messaging to receive answers from friends who had exam keys
    • Text messaging has also been used in class to send electronic notes
  • Students Fight for Cell Phones at James Logan High School
    • Cell phones used to be the domain of drug dealers
    • Now on-third of all teens have them
    • They were shown to be very useful in the Columbine incident
    • James Morgan High (Union City, CA) is now allowing them
      • Before and after school and at lunchtime
      • Not during breaks between classes or during class
      • May be a national trend
    • Tech Talk Note: Fairfax County has allowed cell phones for several months
  • Stratford News
    • B.S. in Business Administration (Finance, e-Business, or Management Focus)
    • B.S. in Information Technology (Security or Business Focus)
    • B.A. in Hospitality Management (Culinary or Hotel Focus)
    • Master of Science (E-Business or Telecommunication Systems)
    • Technology Course Concentrations
      • Security (CISSP, Wireless, Cisco, Industry Neutral)
      • Windows2000
      • Cisco
      • Oracle
      • Database Driven Website Development