SDL Episode81

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Secure Digital Life #81

Recorded on September 25, 2018 at G-Unit Studios in Rhode Island!

Episode Audio

Coming soon!

Hosts

  • Russell Beauchemin
    Cybersecurity & Network Security Program Advisor and Director of Instructional Support & Learning Innovation at Roger Williams University.
  • Announcements

    • Join us for our Webcast with LogRhythm about "Tips & Tricks for Defending the Enterprise Using Open Source Tools". The webcast will be held September 27 @3:00PM EST!
    • DerbyCon is holding its first-ever Mental Health & Wellness Workshop - to help support their efforts, please go to DerbyCon.com/wellness

    Topic: Back To School: Networking 101

    Today we are going to go back to school to examine how networking and the internet actually work. We will look at MAC addresses, IP Addressing (Private/Public), DHCP, routing, and DNS.

    • What is a computer network?
    • How is an IP address assigned?
    • How does a computer connect to another computer?
    • What is DNS?
    • How is DNS used to serve up webpages?
    • What are some potential vulnerabilities here?