- Signal Processing using machine learning
- Semi-Supervised Indoor Localization method
- AI/ML
- Cyber security
- Secure programming
- Low level programming
- System programming
- vanila java programming
- RTL-SDR
- Amateur wireless communication (HAM)
- Salt water - Surf lure fishing
- ROK Air Force officer
- Malware analyst
- SW security manager
- Information system Vulnerability manager
- Cyber incident response team