Electronic communication:
power electronic technology 
Communication signal processing
Radar Engineering
digital signal processing 
Microwave Technology and Antennas
Electromagnetic Fields and Waves
Signal and Image Processing
Automatic control and intelligent control
Computer and Network Technology
Network and Office Automation Technology
multimedia technology
Microcontroller technology
Electronic System Design Process
Electronic Design Automation (EDA) Technology
digital signal processing 
Information system:
Information Systems and Security
Real time signal and processing
Wireless Network Communication Technology
information management system 
Optical communication
5G communication and signal processing
5G Application Technology, Development, and Service Standards
Intelligent communication development and software development
Communication security and privacy
Network security technology:
Security and privacy in wired, wireless, mobile, hybrid, sensor, and self-organized networks
Network intrusion detection and prevention, firewall, packet filter
Malware and botnets
Communication privacy and anonymity
Distributed Denial of Service
Public key infrastructure, key management, certificates
Web security
Secure routing, naming/addressing, network management
Security and privacy in ubiquitous and ubiquitous computing
Security and privacy of emerging technologies: VoIP, peer-to-peer, and overlay network systems
Information leakage
Information theft
Data tampering
Data deletion
computer virus
Security vulnerabilities
Attack monitoring
Encrypted communication
Information dissemination security
Network isolation
Application Security
Email Security
Anti virus and anti malware
Network segmentation
Application Security
behavior analysis 
Cloud security
Intrusion Prevention System
Mobile device security
Security Information and Event Management
Wireless security