Gulshan Kumar

Dedicated and detail-oriented MCA graduate with internship training in Cybersecurity and Ethical Hacking. Skilled in CEH methodologies and tools such as Metasploit, Burp Suite, Wireshark, and Nmap. Strong understanding of network security concepts including firewall configuration, IDS/IPS, phishing, DoS, and SQL injection.

Experienced in configuring network devices (Routers, Switches), performing vulnerability assessments, and implementing OWASP Top 10 protections. Focused on securing systems through hands-on knowledge of penetration testing and threat detection.

Security Analyst at CyberDefntech Pvt Ltd. (2025-06 – 2025-12)

Strong understanding of networking, operating systems, vulnerabilities, malware analysis, and security compliance. Proficient in threat detection, log analysis, SIEM tools (splunk enterprise), and incident response.

Tech Support Executive at Jindal Teleservices Pvt Ltd. (2025-02 – 2025-04)

Helped customers with tech problems and fixed issues with devices, software, and networks.

• Good at solving tech problems, assisting users, and maintaining devices and software

Cybersecurity and Ethical Hacking Intern at CETPA Infotech Pvt. Ltd. (2024-06 – 2025-01)

• Gained hands-on experience with networking concepts like CCNA, Router, Ethical hacking, SQL injection and Cyber security
• Configured and managed network topologies, protocols, IP addresses, and MAC addresses
• Developed proficiency in ethical hacking techniques, including Phishing attacks DoS attack, MITM attack, SQL injection, ARP poisoning and Apache JMeter
• Implemented security measures such as firewalls, IDS, and honeypots to secure networks and systems

CCNA Intern at CETPA Infotech Pvt. Ltd.

Master of Computer Applications in MCA – SRCEM, J.C. Bose University (YMCA) (2024 – 2026)

Bachelor of Computer Applications in BCA – DCTM, J.C. Bose University (YMCA) (2021 – 2024)