Each phase maps to a course module. Scroll to assemble your full progression — from beginner fundamentals to intermediate mastery.
1Network Fundamentals & Network Threats
Start your network security journey with Network Security Beginner.
- •OSI/TCP-IP model: security-relevant protocols (TCP, UDP, DNS, HTTP, TLS)
- •Network threat landscape: reconnaissance, lateral movement, C2, exfiltration
- •Essential tools: Wireshark, tcpdump, Nmap
2Network Capture Analysis with Wireshark
- •Display and capture filters: BPF syntax and Wireshark filters
- •TCP/UDP stream following: conversation reconstruction
- •Identifying scans, fuzzing, and exploitation patterns in pcap
3Intrusion Detection with Suricata & Zeek
- •NIDS architecture: rules, alerts, logs
- •Writing basic Suricata rules to detect known IOCs
- •Analyzing Zeek logs: conn.log, dns.log, http.log, ssl.log
4Hardening & Response + Certification Exam
- •Basic network hardening: segmentation, ACLs, least privilege
- •Building a network incident report: timeline, IOCs, recommendations
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