አሰልጣኝዎን ይተዋወቁ
Marcus Johnson
Security Researcher
Marcus works as an application security consultant, helping companies find and fix vulnerabilities before attackers do. He teaches security as a mindset, not just a checklist.
OSCP certified
Disclosed 20+ CVEs in production software
Application Security
Cloud Security
Threat Modeling
OWASP
Incident Response
