Nektarios Karavasilis

Nektarios Karavasilis

Thessaloniki, Greece

Nektarios Karavasilis

Cybersecurity Analyst
Category : Cybersecurity
I am a Cybersecurity Analyst with over 8 years of professional experience in high-pressure operational environments, specializing in vulnerability assessment and the hardening of critical infrastructure. I help businesses secure their digital assets by combining proactive security audits with robust, systemic hardening solutions.

My core technical expertise includes:

Web & CMS Security: Specialized hardening for WordPress and custom web applications. I conduct thorough security audits to identify and eliminate vulnerabilities and protect against common attack vectors.

Vulnerability Assessments: Proficiency in industry-standard tools (Nmap, Nikto, Gobuster, Kali Linux) to identify, prioritize, and mitigate infrastructure vulnerabilities.

Wazuh SIEM & Monitoring: Expert deployment and management of Wazuh for 24/7 real-time monitoring, log analysis, and proactive threat hunting.

System Hardening: Implementation of rigorous security configurations to minimize the attack surface and prevent unauthorized access.

Why work with me:
I do not just identify problems; I provide comprehensive, actionable remediation strategies that fortify your infrastructure without compromising your operational workflow. Whether you require a detailed web audit or the implementation of a reliable, ongoing monitoring system, I am here to ensure your digital environment remains resilient.

Let's discuss how I can strengthen your security posture

Working hours

  • Monday:08h00 To 18h00
  • Tuesday:08h00 To 18h00
  • Wednesday:08h00 To 18h00
  • Thursday:08h00 To 18h00
  • Friday:08h00 To 18h00
  • Saturday:Not available
  • Sunday:Not available
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