SaintValTech

Cybersecurity & SOC Operations | Professional Portfolio

About SaintValTech

Hi, I’m Emeka Valentine Ogbu, founder of SaintValTech. I focus on Security Operations (SOC), detection engineering, incident response, and vulnerability management.

My work emphasizes governed security operations — ensuring security activities such as scanning, detection, and response are expected, auditable, and measurable rather than reactive.

I design and document enterprise-style security labs that mirror real-world SOC workflows using SIEM, IDS, EDR, and identity systems.

Core Focus Areas

Portfolio | Selected Security Projects

Enterprise Credentialed Vulnerability Scanning & Detection Validation

Enterprise-style credentialed vulnerability assessment against an Active Directory Domain Controller, emphasizing secure execution, identity governance, and SOC-level detection validation rather than raw vulnerability counts.

  • Hardened Kali Linux scanner treated as a Tier-0 system
  • Dedicated AD service account with strict GPO controls
  • Credentialed OpenVAS scanning with zero critical findings
  • Detection validated across IDS, SIEM, and EDR tooling

Risk-Based Vulnerability Management with Wazuh

Real-world vulnerability management case study demonstrating how security teams evaluate CVEs using environmental context, remediation testing, and documented risk treatment decisions.

  • Contextual risk re-scoring beyond CVSS severity
  • Dependency impact analysis within the Python ecosystem
  • Formal risk acceptance and alert noise reduction

Enterprise SOC Homelab & Incident Response

End-to-end SOC homelab demonstrating detection, investigation, and response across network, endpoint, and identity layers.

  • Security Onion, Wazuh, Microsoft Sentinel integration
  • pfSense firewalling, VLAN segmentation, and VPN visibility
  • Zbot (Trojan/Bifrose) C2 traffic investigation
  • Account takeover and email extortion incident response

Current focus is SOC detection, response, and validation, with a planned transition toward Purple Team operations emphasizing detection-informed testing and control validation.
View additional technical work on GitHub.