Cyber Security
Defensive cyber security path with practical labs and secure coding habits.
12 modules · 480 lessons
Security as a craft
These lessons frame attacks and defenses with clear scope: understand threat models, common vulnerability classes, and the tooling analysts rely on in modern environments.
Always apply knowledge ethically and only in environments you own or are authorized to test.
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Security Command Foundations
40 lessonsBeginner · Level 1
Curriculum on demand
12 modules · 480 lessons
Security Command Foundations
40 lessonsBeginner · Level 1
- Defensive Workflow with pwd #1
- ls for Secure Operations #2
- Clean cd Playbook: increase alert quality and triage speed #3
- mkdir Monitoring and Hardening Routine #4
- cp Threat Validation Procedure #5
- mv Incident-Safe Usage Pattern #6
- Defensive Workflow with cat #7
- less for Secure Operations #8
- Clean tail Playbook: prevent abuse of exposed endpoints #9
- grep Monitoring and Hardening Routine #10
- find Threat Validation Procedure #11
- chmod Incident-Safe Usage Pattern #12
- Defensive Workflow with chown #13
- whoami for Secure Operations #14
- Clean ipconfig Playbook: improve incident traceability #15
- ifconfig Monitoring and Hardening Routine #16
- ping Threat Validation Procedure #17
- tracert Incident-Safe Usage Pattern #18
- Defensive Workflow with nslookup #19
- curl for Secure Operations #20
- Clean pwd Playbook: harden service-to-service trust boundaries #21
- ls Monitoring and Hardening Routine #22
- cd Threat Validation Procedure #23
- mkdir Incident-Safe Usage Pattern #24
- Defensive Workflow with cp #25
- mv for Secure Operations #26
- Clean cat Playbook: increase alert quality and triage speed #27
- less Monitoring and Hardening Routine #28
- tail Threat Validation Procedure #29
- grep Incident-Safe Usage Pattern #30
- Defensive Workflow with find #31
- chmod for Secure Operations #32
- Clean chown Playbook: prevent abuse of exposed endpoints #33
- whoami Monitoring and Hardening Routine #34
- ipconfig Threat Validation Procedure #35
- ifconfig Incident-Safe Usage Pattern #36
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