Cristian Trifan | Cybersecurity Student & CEH

about.exe

root@cristian:~$ cat profile.txt

IT student at NHL Stenden with hands-on experience in penetration testing, vulnerability assessment and secure systems. Certified Ethical Hacker (CEH) through EC-Council (April 2026).

Works well in diverse teams and enjoys solving complex security challenges across web applications, mobile clients, IoT devices and industrial control systems.

Recently completed an internship at B&S, migrating an internal desktop application to a modern web-based system and building full-stack features in an Agile/Scrum team.

Also experienced in software development with TypeScript, Angular, React, ASP.NET Core and Node.js through university and personal projects.

Check out my projects on GitHub

// SKILLS

Security

Penetration Testing & Vulnerability Assessment
Threat Modelling (OWASP Threat Dragon)
Web, Mobile & IoT Security
OT/ICS Security
Security Documentation & Pentest Reporting

Languages

Python, JavaScript, TypeScript, C#
Java, C++, Kotlin

Frameworks

ASP.NET Core, React, Angular
Express.js, Node.js, Next.js
Flutter, React Native

Databases

PostgreSQL, MySQL, MongoDB
Firebase, SQL

DevOps & Tools

Git, GitHub, GitLab, Azure, CI/CD, Jira
ADB, apktool, jadx, mitmproxy

Practices

REST APIs, Scrum, Agile
Front-end & Back-end Integration
Problem-Solving & Debugging

Spoken Languages

Romanian (C2)
English (C2)
Dutch (A2)

// EDUCATION

education.log

2023 - Present

NHL STENDEN UNIVERSITY OF APPLIED SCIENCES - THE NETHERLANDS

Study program: Information Technology
Focus: Software Development, Web & Mobile Development, Database Engineering
Minor: Certified Ethical Hacking (EC-Council), penetration testing, vulnerability analysis, web app security, cryptography
Minor: Secure Programming, secure software development, threat modelling, mobile application security

2019-2022

"SPIRU HARET" NATIONAL COLLEGE (HIGHSCHOOL) - ROMANIA

Study program: Computer Mathematics
A study program based on: Mathematics, IT, Physics and Chemistry

// WORK EXPERIENCE

experience.log

Sep 2025 - Jan 2026

B&S - Delfzijl, Groningen, Netherlands

Software Engineer Intern

Migrated an internal desktop application to a modern web-based system
Built front-end components and integrated them with back-end services
Worked in an Agile/Scrum team on feature delivery, code reviews and sprint planning

2019 - 2021

Karomtec SRL - Romania

IT Support - Part Time

Installed and configured workstations
Maintained system performance and resolved hardware, software and network issues
Provided remote support for off-site troubleshooting and issue resolution

// PROJECTS & CERTIFICATIONS

Security Projects & Programmes

BestieAYG - Android Pentest

Secure Programming minor, NHL Stenden, Jun 2026

Internal penetration test of a team Android application based on an OWASP Threat Dragon model
Static analysis (jadx, apktool), MITM testing (mitmproxy) and local data extraction (ADB)
Identified and documented findings with remediation recommendations in a formal pentest report

Hack.FRL 2026

NHL Stenden, Leeuwarden, Apr 2026

Live cybersecurity event testing systems for Frisian municipalities and public organisations
Won Best Documented Hack and Most Creative Hack

Hack Your Device

RUN-EU BIP, Apr - May 2026, Leiria, Portugal

Conducted an IoT device penetration test in an international student team
Diagnosed IoT-related threats through hands-on testing and network analysis
Delivered a formal pentest report and presentation

Inside Industrial Defences

RUN-EU BIP, Feb - Mar 2026, Emmen, Netherlands

ICS/SCADA and OT cybersecurity training with NHL Stenden, Howest and Polytechnic University of Leiria
Hands-on PLC/OT testbed work including network mapping and Modbus/TCP analysis
Offensive/defensive exercises covering detection, containment and incident response

GitHub Projects

AI Question Generator

TypeScript, Next.js, NestJS, Azure, OpenAI

University company project that analyses compliance documents and generates audit questions with AI, exporting results to Excel, Word and PDF.

Repository

Open Fleet Map

Python, Flask, React, PostgreSQL

Maritime vessel tracking system with a Flask API and React frontend for real-time AIS ship monitoring, historical data and interactive map visualisation.

Repository

CyberSafe Quiz App

React Native, Expo, JavaScript

Mobile quiz app that teaches cybersecurity awareness, covering phishing, passwords, social engineering, 2FA and safe online behaviour.

Repository

SSW Game Platform

JavaScript, Node.js, React Native, Firebase

NHL Stenden gamified learning platform with an admin dashboard for educators and a mobile app for quizzes, puzzles, quests and location-based challenges.

Repository

SmartLockSystem

Python, Raspberry Pi, Computer Vision, NFC

Smart access control system using facial recognition and NFC authentication, with desktop and Raspberry Pi applications for secure door unlocking.

Repository

BattleBot Purpie

Arduino, C++, Embedded Systems

Autonomous maze robot for the BattleBot Race Challenge, using ultrasonic, line-following and obstacle-avoidance sensors to complete the line race section.

Repository