Vignesh Kj

Cybersecurity Analyst specializing in Vulnerability Assessment and Penetration Testing (VAPT) across Web Applications, Network Infrastructure, and IoT Firmware, with strong expertise in SOC Operations, Incident Response, and Security Monitoring. CEH v13 certified with hands-on experience in SIEM deployment and tuning, structured incident documentation, CVSS-based vulnerability reporting, PHI/sensitive data exposure identification, and secure network infrastructure deployment including firewall configuration and VPN solutions using Raspberry Pi. Proven track record of valid vulnerability disclosures recognized by NASA VDP and leading Indian enterprises across healthcare, automotive, and FMCG sectors.

Cybersecurity Analyst at Milestone Innovative Technologies (2025-11 – Present)

• Conduct manual and automated Web Application Penetration Testing and security assessments with CVSS-based prioritization.
• Perform SOC monitoring analyze security alerts, investigate suspicious activities, and respond to incidents within documented SLA timeframes.
• Author structured internal incident reports for all security events, maintaining consistent format with severity classification, timeline, evidence, and remediation tracking for compliance and knowledge transfer.
• Maintain detailed records of all security monitoring and incident response activities to support compliance audits and end-of-shift handover reports.
• Built and deployed OpenWRT firewall on Raspberry Pi 4 with WireGuard VPN for secure remote access and network segmentation
• Installed Pi-hole DNS ad blocker on Raspberry Pi Zero 2W to block malicious domains and improve network security posture.
• Implemented centralized password management solution for secure storage and access control of confidential credentials.

L1 Security Admin Intern at Infotact Solutions (2025-08 – 2025-10)

• Deployed Network Intrusion Detection Systems (NIDS) for monitoring enterprise network traffic.
• Hardened ModSecurity WAF rules to mitigate SQL Injection and Cross-Site Scripting attacks.

Penetration Testing Intern at Cyber & Forensics Security Solutions (CFSS) (2024-08 – 2024-09)

• Conducted Web Application VAPT using Burp Suite, Nmap, and Metasploit.
• Delivered structured vulnerability reports aligned with OWASP Top 10 guidelines.

Advanced Diploma in Cyber Defence – RedTeam Hacker Academy (2024 – 2025)

Bachelor in Computer Application – University of Calicut (2021 – 2024)