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narain-karthik/README.md

📄 Narain Karthik Jayakumar — Portfolio

Profile Views GitHub followers


LinkedIn
📧 Email: narainjkans@hotmail.com

🎓 Education

  • M.Sc. Cyber Security — Bharathiar University (July 2023 – April 2025)
  • B.Voc. Information Technology — Bishop Heber College (March 2020 – March 2023) — Grade: 85%

🛡️ Main Domains

  • Network Engineer & Security
  • Cyber Security Analyst — Defensive

🏆 Certifications

  • Certified Network Security Practitioner (CNSP) — The SecOps Group (Issued June 2024)
    Credential ID: 8825337

  • Fortinet NSE Level 1: Certified Associate (Issued July 2024 – Expires July 2026)
    Credential ID: 3018494892NJ

  • Fortinet NSE Level 2: Certified Associate (Issued July 2024 – Expires July 2026)
    Credential ID: 6976778724NJ

💼 Experience

Network Infrastructure Analyst — Internship

Surprise Furniture (Aug 2024 – Oct 2024 | Coimbatore, Tamil Nadu)

  • Network infrastructure assessment and firewall configuration discovery
  • Cloud migration planning with pricing analysis
  • Developed a duplicate file analyzer to optimize data management

Freelance Software Developer

(Jan 2025 – Present | Remote)

  • Custom software and website development
  • Requirement analysis and tailored solution design

System Administrator

GTN Engineering (India) Ltd. (May 2025 – Present | Coimbatore, Tamil Nadu)

🚀 Projects

🔍 Duplicate File Finder Pro v1.0

  • Cross-platform duplicate detection tool (Windows/Linux)
  • Smart sorting, metadata view, secure deletion, real-time progress

📚 Library Management System — Freelance Project

  • Developed for Shrimati Indira Gandhi College, Tiruchirappalli
  • Admin login, inventory, issue/return tracking, email alerts, PDF reports

Tech Stack:
HTML · CSS · Python (Flask) · MS SQL Server 2008 · SMTP · ReportLab

🛡️ Byte Find

  • Open-source reconnaissance & security assessment tool
  • Domain/IP recon, web scanning, network scanning, Google dorking

Streaks 🔥

"Always learning. Always growing. Always securing." 🔒✨

Popular repositories Loading

  1. Centralized-application-context-aware-firewall Centralized-application-context-aware-firewall Public

    We are developing a lightweight, context-aware firewall solution to enhance endpoint network security and detect anomalies.

    1

  2. Agentless-Windows-System-Vulnerability-and-Network-Scanner Agentless-Windows-System-Vulnerability-and-Network-Scanner Public

    Enterprise-grade agentless Windows vulnerability scanner for comprehensive security assessment. Features 20+ detection categories, PowerShell history analysis, network topology discovery, and profe…

    Python 1

  3. Duplicate-File-Finder-Pro-v1.0 Duplicate-File-Finder-Pro-v1.0 Public

    Duplicate File Finder Pro v1.0 - Linux

    Python

  4. ByteFind ByteFind Public

    Forked from Protocol-Protectors/ByteFind

    Python

  5. Duplicate-File-Finder-Pro-v1.0-Webiste Duplicate-File-Finder-Pro-v1.0-Webiste Public

    Forked from Protocol-Protectors/Duplicate-File-Finder-Pro-v1.0-Webiste

    Duplicate File Finder Pro v1.0 Webiste

    HTML

  6. Library-Management-System Library-Management-System Public

    This Library Management System project was developed as a freelance assignment for Shrimati Indira Gandhi College, a renowned women's college located in Tiruchirappalli, Tamil Nadu. The system is d…

    HTML