
Md. Raihan
Cybersecurity Specialist, Malware Removal Expert and Penetration Tester
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Werkervaring
Cybersecurity & Malware Removal Specialist
Hacked By Himel (Security Agency) • Parttime
May 2025 - Present • 1 yr 1 mo
As a key member of the Hacked By Himel security team, I specialize in emergency website recovery and proactive security measures. My responsibilities include: Performing deep manual scans to identify and remove Japanese SEO Spam and malicious backdoors. Resolving Google Blacklist issues and managing security reports in Google Search Console. Conducting Vulnerability Assessments to identify system weaknesses before they are exploited. Implementing security hardening and configuring Web Application Firewalls (WAF) to prevent future attacks. Providing detailed security audit reports to clients after every cleanup.
Security Researcher & Penetration Tester
Independent Security Research (Self-Employed) • ZZP
Feb 2024 - Present • 2 yrs 4 mos
In this project, I executed a professional-grade Black-box Penetration Test on a complex environment to identify and mitigate critical security flaws. This case study demonstrates my full-cycle security methodology—from initial reconnaissance to a final technical report—ensuring that applications are hardened against sophisticated real-world cyber attacks.