Hello, I'm

Dhiaa Rebbah

I am a |

Co-Founder of TechHook. Passionate about building robust infrastructure, secure networks, and high-performance software solutions.

My Experience Selected Work
Dhiaa Rebbah

Experience

Feb 2026 - Present

Co-Founder & Developer

TechHook

Leading technical strategy and development for client projects. Built and launched Ayaat, a cross-platform Quran app.

Flutter Web Development Entrepreneurship
Jan 2026 - Present

Network and Systems Administrator

Kraken Robotics

Responsible for the robust management and optimization of network infrastructure. My role involves ensuring high system reliability, implementing advanced security protocols, and maintaining seamless network operations to support mission-critical robotics systems.

Network Administration System Security Infrastructure Optimization Reliability Engineering
Jan 2024 - May 2025

Cybersecurity Research Intern

Hitachi Systems Security Inc.

Designed and implemented a Gen-AI/LLM assistant for SOC Analysts using RAG for security alerts enrichment. Built PoC demos for automated alert filtering and incident escalation.

Gen-AI LLM RAG SOC Automation
Aug 2023 - Apr 2025

Web Dev Lead

Hexploit Alliance

Led a team of 7 developers to build landing pages and internal tools for AthackCTF (2024 & 2025). Managed project delivery and internal tracking web apps.

Team Leadership Web Development Project Management
May 2022 - Mar 2025

Cybersecurity Engineer (CanIDS)

Canarie-Concordia Initiative

Ensured availability and QoS for 140+ partner institutions. Managed 28+ security dashboards (Threat Intel). Implemented reporting/alerting in Kibana/Elasticsearch and supported partners with Zeek sensor deployment.

Kibana Elasticsearch Zeek Threat Intelligence
Jan 2018 - Oct 2025

Cybersecurity Researcher

Concordia Security Research Center

Conducted research on Critical Infrastructure Security, LLMs/Gen-AI, and Smart Grids. Presented 50+ demos and key findings to industry partners, educational institutions, and government agencies.

Research Critical Infrastructure Smart Grids LLMs
Dec 2019 - Oct 2025

System Administrator

Concordia Security Research Center

Managed +35 servers and $1M+ of equipment. Maintained virtualized infrastructure (Docker, VMs, OpenStack) for power system simulations and AI research.

SysAdmin Docker Virtualization Linux

Technical Skills

AI & Cybersecurity

LLMs/RAGs Agentic AI GenAI Intrusion Detection

Development

Python C++ Java JavaScript React Flutter

Infrastructure

SysAdmin Linux Docker Virtualization OpenStack VMWare

Selected Projects

Ayaat

A modern, seamless Quran reading experience designed for clarity and focus. Open source and community driven.

Flutter Dart Mobile App
View Project

Ghost Trial

Manage free trials effortlessly with virtual cards and burner emails. Privacy first approach to subscription management.

Security Virtual Cards Access Control
Coming Soon

Let's Connect

Interested in working together or have a question? Feel free to reach out.

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