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Stony Brook University

Research Assistant and PhD Candidate in Computer Science
Cybersecurity Research under Prof. Nikiforakis at the PragSec Lab, SBU

2022-Present

Virginia Commonwealth University

Research Assistant at Modern Heuristics Research Group, VCU

2021-2022


University of Patras, Greece

BSc, MSc in Electrical and Computer Engineering
Master's Thesis: Graph-based Malware Detection

2015-2020


Research Scientist Intern at Cloudflare
(May 2024 - Aug 2024)

  • Bot and Fraud Detection Research and Development
  • Worked on bot behavior analysis and mitigatio/detection techniques



Research Assistant at Stony Brook University and performing research at PragSec Lab
(2022-Present)

Research Assistant at VCU Modern Heuristics Research Group
(2021-2022)

  • Cyber-Physical Intrusion Detection System for Solar Energy Power Plants
  • Cyber Attack Detection and Analysis for Wind Energy Power Plants
  • Development of Deepfake and Computer Generated Images and Videos Detection Tool
  • Infrared Image Classification via Transfer Learning
  • Virtual Reality Environment for Medical Operations & Surgeon Training

Social Media Administrator for the VCU Cybersecurity Center
(2021-2022)

Social Media Marketing and Digital Presence for:

Intern at University of Patras Research Center (2020)

  • Dynamic Analysis Malware Detection Platform
  • Malware Detection Tool Development
  • Work on Master's Thesis (Graph-based Malware Detection Methodologies)

Website Development, Maintenace, Digital Presence, and Web Security Consultant for Dr. Dimitriou, Mental Health Consultant
(2018-2020)

  • Web Design & Development
  • Secure and Usable Web Applications (GDPR, Secure transactions)
  • Social Media and Digital Marketing (Digital Advertising on Facebook and Linkedin)

Web Application Security & Active Defenses

  • Web Servers: Nginx, Apache, Openresty, Mitmproxy, Lua
  • Containerization (Docker) and VMs
  • Automation & DevOps (Ansible, NetData)
  • Hydra, Wpscan
  • Honeypot Deployment & Configuration
  • Bot Detection & Behavior Analysis
  • Usability of Security Solutions


Penetration Testing & Digital Forensics


  • Burp Suite, Hydra, Wpscan
  • Metasploit
  • Hashcat
  • Aircrack-ng
  • Nmap
  • Volatility

Malware Analysis & Detection

  • Reverse Engineering: Hex Rays IDA Pro, NSA Ghidra, Radare
  • Datasets: VirusShare, VirusTotal, Ember, Sophos, Stratosphere IPS
  • Signature-based & Anomaly-based Detection
  • Entropy, Cyclomatic Complexity Analysis
  • API Calls based Analysis, Detection & Classification

Machine Learning & Deep Neural Networks

  • Tensorflow
  • Pytorch
  • ML: Random Forest, SVM & One Class SVM, Kernelization, Local Outlier Factor, Novelty Detection
  • DNN: Autoencoders, Convolutional, Recurrent, Generative Adversarial

Programming & Scripting

  • Python
  • Javascript
  • SQL
  • PHP
  • C, C++, C#
  • Java
  • DSP Assembly
  • Git
  • MatLab

Languages Spoken


  • English
  • French
  • Greek
  • German

English: ETS TOEFL Nov. 2020, Score: 115/120
French: DALF C1 CERF



    Contact

  • Billy Tsouvalas,
    SBU, Stony Brook, NY
    vtsouvalas [at] cs.stonybrook.edu
    Tel.: (804)-980-1233