Network
The interconnected systems and the paths between them over which data flows. Understanding what a network is, its devices, protocols, and connections, is foundational to defending it, monitoring it, and reasoning about attacks.
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IP Addresses
The most substantial related concept here, covered by 8 lessons.
Related Lessons
8 lessons cover this conceptNetwork Layers and Why They Matter
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Network Identity: IP Addresses, MAC Addresses, and Attribution
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Ports, Protocols, and Services
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DNS Resolution and Name-to-Address Mapping
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NAT, Routing, and Traffic Paths
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Firewalls and Segmentation
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Common Application Protocols and Defender Relevance
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Thinking About Networks Like a Defender
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