Kennenth Hartono — Portfolio

01 — about

Who am I?

A dedicated Mechatronics Engineering student at the Electronic Engineering Polytechnic Institute of Surabaya with strong interests in robotics, blockchain technology, and artificial intelligence.

Experienced in mentoring students in robotics competitions and contributing to renewable energy initiatives, with a growing focus on integrating AI and blockchain into industrial automation.

Currently developing expertise in smart contract development, blockchain security, and AI-driven applications for mechatronic systems.

$ whoami

kennenth_hartono

$ cat info.json

{

"role": "Mechatronics Engineer",

"location": "Surabaya, Indonesia",

"campus": "EEPIS Surabaya",

"focus": "Blockchain & Robotics",

"status": "open_to_work"

}

03 — experience

Experience

Robotics Instructor

⭐ Featured

2024 – Present

Fun Robo Robotics School Jogja

Taught robotics using LEGO Mindstorms to help students develop problem-solving, mechanical understanding, and computational thinking. Coached students for robotics competitions.

Freelance Web3 Bug Hunter

🔐 Security

2025 – Present

Independent / Freelance

Identifying and reporting vulnerabilities in Web3 protocols and smart contracts. Conducting security audits to protect decentralized applications from exploits, reentrancy attacks, and logic flaws.

Vice Head of Information & Communication

2026 – Present

Mechatronics Engineering Student Association – EEPIS

Co-lead a team of 8 staff managing social media and internal communication for 300+ members.

Staff of Internal Affairs

2026 – Present

Student Representative Council – EEPIS

Evaluate and assess staff performance, and coordinate comparative studies with other student organizations.

Education Staff

2024 – Present

Society of Renewable Energy – EEPIS

Preparing learning materials, assisting training programs, and contributing to sustainability-focused initiatives.

Instructor and Competition Coach

2025

World Robot Olympiad Indonesia 2025

Coached teams that achieved 3rd place in three senior categories and 4th place in four elementary categories. Guided programming, mechanical design, and problem-solving strategies.

Public Relations Division Coordinator

2025

Surabaya Combined Prayer Fellowship 2025

PR Coordinator for a city-wide fellowship involving student communities from six universities. Managed communications, publications, and cross-campus coordination.

Vice Chairperson

2024 – 2025

Christian Student Activity Unit – EEPIS

Oversaw organizational activities, coordinated spiritual programs and events, and supported collaboration with campus-level communities.

Competition Coach

2024

World Robot Olympiad Indonesia 2024 – Elementary Level

Coached a team that won 2nd place at WRO Indonesia 2024. Supported robot programming, mechanical design, and strategic preparation.

Judge and Committee Member

2024

Fun Robo Tournament 2024 & Lego Bricks Competition Jogja

Evaluated participants' performance, ensured fair assessment, and contributed to the professional execution of both national robotics events.

04 — projects

Projects

💀

live · v2.0

RansomLab X

// Ransomware Attack & Defense Simulation

Full-featured ransomware education simulator with real-time attack dashboard, virtual file system, phase-by-phase terminal log, MITRE ATT&CK mapping, and complete recovery panel. Three difficulty modes: Personal, Corporate, and Infrastructure — all powered by AES-256-GCM via Web Crypto API.

JavaScriptWeb Crypto API AES-256-GCMMITRE ATT&CK EDU ONLY

🔍

live

ExifSpy

// Forensic Metadata Intelligence

Client-side forensic tool that extracts EXIF metadata from photos — GPS coordinates, camera model, timestamps, and more. Everything processed in-browser with zero data upload.

JavaScriptEXIF ForensicsClient-Side

🔐

live

PassForge

// Password Strength Analyzer & Generator

Real-time password strength analyzer with entropy calculation, crack-time estimation, and a customizable secure password generator. Includes session history for comparing multiple passwords side by side.

JavaScriptCryptography Entropy AnalysisClient-Side

🕵️

live

StegoCrypt

// LSB Image Steganography Tool

Web app for hiding secret messages inside images using LSB steganography. Encode and decode hidden messages — invisible to the naked eye and undetectable to casual inspection.

PythonFlask SteganographyLSB

💀

live · v1

RansomLab

// AES-256-GCM Ransomware Education Simulator

Original browser-only ransomware simulation using AES-256-GCM via Web Crypto API. Encrypts and decrypts files entirely client-side — demonstrates how ransomware works. Predecessor to RansomLab X.

JavaScriptWeb Crypto API AES-256-GCMEDU ONLY

🪪

live

DIMS

// Decentralized Identity Mock System

Browser-based mock system for DID workflows. Generates ECDSA/RSA key pairs, signs and verifies messages, issues JWT-like tokens, and produces W3C DID Core 1.0-compliant documents — via Web Crypto API, no backend.

JavaScriptWeb Crypto API DID / W3CBlockchain

05 — achievements

Achievements

🥇

1st Place – Smart Living Competition, Mechatronics Day 2021, Swiss German University

2021 · National Level

🥉

3rd Place – Scientific Writing Competition, 12th National Geography Festival, UNY

2022 · National Level

🤖

4th Place – RoboMission Senior, World Robot Olympiad Indonesia 2023

2023 · National Level

🏅

Coach – WRO Indonesia 2024, Elementary Level: Led Team to 2nd Place

2024 · National Level · As Coach

🏆

Coach – WRO Indonesia 2025: Teams 3rd Place (Senior) & 4th Place (Elementary)

2025 · National Level · As Coach

📝

Top 50 Finalist – National Essay Competition (NEC), IYREF 2025, ITB

2025 · National Level

Certifications

⛓ Blockchain Basics Course – Cyfrin Updraft

→ view

2026

🔗 Chainlink Fundamentals – Cyfrin Updraft × Chainlink

→ view

2026

🔒 Cyber Security Course Level Advanced – ITBOX

→ view

2025

Education

Electronic Engineering Polytechnic Institute of Surabaya (EEPIS)

2024 – Present

BOPKRI 1 Senior High School

2021 – 2024

Hi, I'm Kennenth

Who am I?

Tech & Soft Skills

Experience

Projects

Achievements

Certifications

Education

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