This video provides an overall lesson on computer networking.
- [Speaker] Networking connects computers … to allow applications running … on them to communicate with each … other to provide services to end users. … We enjoy the benefits of networking … by using email, cloud computing, … and web content, just to name a few. … Each network device needs to have … a network interface card, or NIC … to transform data into electrical currents, … pulses of light, or radio waves … depending on the medium used to … transmit the signals. … We use unshielded twisted pair, … or UTP cables to send electrical … currents, while fiber optics cables … are for sending light pulses. … Wireless signals travel through air. … Operating systems, or OS's, play a crucial … role in converting data into signals. … When a network application produces data … to be transmitted like your email client … generating a message to be sent. … An OS adds multiple headers and trailers … to the original message. … The headers and trailers are similar … to an envelope we use to send postal mail. …
- Goals of network forensics
- Using a syslog and Microsoft Log Parser
- Investigating network traffic
- How protocol analysis works
- ARP and DNS poisoning
- Working with network forensics tools
- Using packet sniffers
Skill Level Beginner
Learning Cryptography and Network Securitywith Lisa Bock1h 45m Intermediate
Insights from a Cybersecurity Professionalwith Mike Chapple32m 15s Intermediate
What you should know2m 11s
1. Understanding Network Forensics
2. Preparing for a Network Forensics Investigation
3. Investigating Network Events
4. Investigating Network Traffic
5. Network Forensics Tools
Next steps1m 15s
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