1. Wireless Networks: Wireless Mobile Ad hoc Networks (MANETs), Wireless Sensor Networks (WSNs), WiMAX (IEEE 802.16), Internet of Things.
2. Network Security: Wireless Network Security, Cryptography, Intrusion Detection Systems (IDS)
3. Cyber Security: Information Sharing, Cryptography and Formal Methods
4. Machine Learning: Artificial Neural Networks (ANN), Decision Tree (DT), and Fuzzy Logic.