Skill

DNS

September 2023 with Erik Choron

Join Erik Choron as we learn how to dissect and understand the traffic that's used by computers to identify each other on a network. From a cybersecurity perspective, understanding DNS traffic is crucial for monitoring activity and spotting malicious intent.

Recommended Experience

Basic understanding of networking concepts and protocols
Awareness of network packet analysis tools (e.g. Wireshark)
Experience with foundational cybersecurity principles

Related certifications

GIAC Certified Intrusion Analyst (GCIA)

Related Job Functions

Network security analyst
Cybersecurity engineer
Intrusion detection analyst

Jeff Kish has over 15 years of IT experience, focusing mainly on core infrastructure and data center technologies. He holds a number of Cisco certifications, including CCIEs in Routing and Switching and Data Center. He also focuses on network programmability and software-defined networking.

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Erik Choron
Trainer

Videos in this skill

1. Overview (0:11)
2. DNS (4:43)
3. Identifying DNS (9:17)
4. DNS Communication (0:33)
5. DNS Addressing (0:34)
6. Packet Examples (0:21)
7. Conclusion (0:04)

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DNS