Hello, I'm

Arun Kumar

Cybersecurity Enthusiast & Developer

BCA student building practical cybersecurity skills through Linux labs, networking experiments, secure development, and hands-on technical projects. Focused on becoming internship-ready through execution rather than theory alone.

Profile photo of Arun Kumar
// About

Who I Am

BCA student building practical cybersecurity skills through Linux labs, networking experiments, secure development, and hands-on technical projects. Focused on becoming internship-ready through execution rather than theory alone.

Career Goal

Become a skilled Cybersecurity Specialist capable of mitigating modern digital threats through hands-on technical execution.

Education

Bachelor of Computer Applications (BCA) — currently building a strong foundation in programming, networking, and security fundamentals.

Focus Areas

Linux system administration, network security, Python for security automation, vulnerability assessment, and secure web development.

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Projects Completed
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Certifications
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GitHub Repositories

const mission = {
  approach: "execution over theory",
  status: "actively learning",
  seeking: "internship opportunities"
};

// Skills

Technical Toolkit

C
JavaScript
// Projects

What I've Built

Screenshot of Linux Access Control Simulation

Linux Access Control Simulation

Simulated Linux permission systems using chmod, user roles, and file access management. Explored real-world access control scenarios in a controlled lab environment.

LinuxBashSecurity
Screenshot of Personal Portfolio Website

Personal Portfolio Website

Built and deployed a responsive portfolio website using HTML, CSS, and JavaScript. Designed for recruiter visibility and professional branding.

HTMLCSSJavaScript
Screenshot of System Programming Practice Toolkit

System Programming Practice Toolkit

Built multiple C programs covering arrays, loops, calculators, and file handling. Focused on strengthening low-level programming fundamentals.

CData StructuresAlgorithms
Screenshot of AI Workflow Exploration

AI Workflow Exploration

Experimented with prompt engineering, productivity systems, and AI-powered workflows. Explored practical applications of AI tools for development acceleration.

AIPrompt EngineeringProductivity
Screenshot of Weather — UI Dashboard

Weather — UI Dashboard

A modern weather dashboard built with React and deployed on Vercel. Features saved cities, 7-day forecasts, and responsive UI with smooth animations.

ReactNext.jsTailwindAPI
// Certifications

Credentials & Learning

Introduction to Generative AI

Google · Feb 2026

Verify Credential
// Resume

Professional Summary

Education

Bachelor of Computer Applications (BCA) — Building strong fundamentals in CS, networking, and security.

Technical Focus

C programming, web development (HTML/CSS/JS), Linux administration, and database management.

Security Learning

Networking fundamentals, Linux permissions, system hardening, and vulnerability awareness.

Seeking

Internship opportunities in cybersecurity, IT security, or web development to gain real-world experience.

// Contact

Get In Touch

I'm actively looking for internship opportunities in cybersecurity, IT security, and web development. Let's connect.