SAIZERO Ground Zero Defence
Cybersecurity analyst and ethical hacker delivering practical security support across web application testing, API security analysis, SIEM monitoring, phishing investigation, and structured security reporting.
Cybersecurity analyst and ethical hacker delivering practical security support across web application testing, API security analysis, SIEM monitoring, phishing investigation, and structured security reporting.
Every engagement is delivered with a structured report — clear findings, severity ratings, and actionable remediation steps.
Manual and tool-assisted vulnerability assessments aligned to OWASP Top 10. Findings delivered with CVSS ratings and prioritised remediation guidance.
Review of authentication, authorisation, JWT token handling, business logic flaws, and sensitive data exposure across REST APIs.
Wazuh-based monitoring, custom detection rule configuration, and event review to improve operational visibility and incident response readiness.
Email header forensics, sender spoofing detection, malicious link verification, and IOC extraction with full attacker behaviour documentation.
Static and dynamic analysis of Android APKs — suspicious permission mapping, malicious behaviour detection, and threat classification reporting.
Clear, client-ready security documentation with executive summaries, technical findings, risk ratings, and actionable fix recommendations.
All projects independently conducted under SAIZERO with full written reports and supporting evidence. Click any card to view on GitHub.
Full vulnerability assessment identifying 7 issues including SQL injection, XSS, and broken access control. Each finding documented with severity rating and remediation steps.
9 vulnerabilities mapped to OWASP API Top 10 — covering BOLA, JWT weaknesses, mass assignment flaws, and excessive data exposure with a detailed findings report.
Investigated 3 real phishing samples targeting Gmail, Microsoft, and XRP users. Header forensics, IOC extraction, and structured threat documentation across all samples.
Built a homelab SIEM workflow to detect live Nmap port scan activity in real time using custom Wazuh detection rules and alert pipeline configuration.
Tools and skills applied across real engagements — not just listed, but demonstrated in the projects above.
Fast turnaround, clear deliverables. Reach out via Freelancer or connect on any of the platforms below.
Looking for web app testing, API security reviews, phishing analysis, SIEM setup, or security documentation? I deliver focused engagements with practical remediation guidance and professional reporting.