PROFILE · MARKUS WALKER
Enterprise AI development and Secure AI consulting, grounded in more than seven years across IT and OT. Current work spans reusable agentic workflows, knowledge engineering, client workshops and technical guidance.
AWSSAA
OCI3×
RegionBNE QLD
INCIDENT RESPONSE · NIST SP 800-61
- PrepareResponse planning, roles, communications, evidence handling and escalation paths
- DetectSIEM monitoring, log ingestion, triage, severity classification and anomaly review
- ContainIsolation, account control, segmentation, validation, hardening and restoration planning
- LearnLessons learned, reporting, playbook updates and continuous improvement
ArtefactIRP
FrameworksNIST · MITRE
StatusPORTFOLIO
ROSSCO'S COFFEE · AWS SECURITY UPLIFT
WAF + ShieldEdge protection, HTTPS, OWASP rulesActive
Multi-AZ ALBAuto Scaling, RDS Multi-AZResilient
IAM + KMSIdentity Center, Secrets ManagerHardened
CloudTrail + GuardDutyLogging, monitoring, threat detectionObservable
ArtefactAWS Plan
Controls12+
StrategyBLUE / GREEN
MCP GOVERNANCE · AI AND MCP ACCESS REVIEW
Structured IntakeRequest, classify, route and evidenceWorking
Risk ClassificationLow · Medium · High · Prohibited4-Level
Human ReviewAsana review queue for material riskActive
Audit EvidenceStructured JSON records per decisionDurable
Stackn8n · Asana
Controls8
StatusWORKING POC
RESUME · QUICK LOOK
Current roleSecure AI
Experience7+ years IT and OT
LocationBrisbane
ClearanceBaseline
AI toolsClaude, Codex, ChatGPT
CodePython, PowerShell
RESEARCH AND SECURITY WRITEUPS
- THMRed Team Capstone Crawl-Through · published
- ADKerberoast, Golden Ticket, DCSync practice
- LABTunnelling, pivoting, credential handling and hashcat
- AIEnterprise AI guidance and SOC research
Open RTCC writeup ↗