Lisa Bock reviews tapping into the data stream, and the various options to select before beginning a capture, including selecting an interface, output choices, and capture options.
- [Narrator] Tapping into the data stream,…and what you will see,…will depend on the network architecture.…As we see in this complex graphic,…we can tap in in many areas of the network.…Wireless 802.11 acts like a hub,…which will allow you to see all of the traffic.…If tapping into a wired network,…you will most likely tap into a switch,…and you will see only your own traffic.…
In order to see traffic destined to a specific device,…network administrators use port mirroring, or SPAN,…which is switched port analysis.…For example, you can mirror the traffic going to a server…back to your laptop for analysis.…You can also use a full-duplex tap in line with traffic.…You will most likely need a special adapter.…There are various options to select…before beginning a capture,…including selecting the interface,…output choices, and capture options.…
When you're ready to tap in and capture for the first time,…you're going to go up to menu choices,…take a look at Capture, and then Options.…We'll begin with the Input tab.…On the Input tab, you'll see a list of your interfaces.…
- Trends in cyberattacks
- Preventing system compromise
- Analyzing packets
- Using Wireshark
- Creating firewall rules
- Baselining a network
- Using capture filters
- Using a ring buffer
- Handling OSI layer attacks
- Identifying attack signatures
- Using VirusTotal
- Handling unwanted TOR activity
Skill Level Intermediate
Troubleshooting Your Network with Wiresharkwith Lisa Bock2h 35m Intermediate
Insights from a Cybersecurity Professionalwith Mike Chapple32m 15s Appropriate for all
1. Deep Packet Analysis
2. Capture Overview
3. Unusual Traffic
4. Case Studies
Next steps1m 30s
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