Signal processing:
Number processing and detection
Radar and sonar signal processing
Communication signal processing
Audio and sound signal processing
Sensor array and multi-channel signal processing
Multimedia signal processing
Speech and Language Processing
Image and video processing
Signal processing in computer vision and robotics technology
optimization method 
Computational imaging/spectral imaging
machine learning
Signal processing through graphics and networks
Compressive Perception and Sparse Modeling
Nonlinear signal processing
Statistical signal processing
IoT signal processing
Information forensics and security
Educational signal processing
Big data signal processing
Signal processing in power systems
Design/Implementation of Signal Processing System
Communication security:
access control 
network security
Computer and digital forensics
Social network security, privacy, and trust
Language based security
Security protocols and verification
Intrusion detection
Software defined network security
Anonymity
security management 
Web security
Embedded System Security
Security models, standards, and strategies
Fraud and Cybercrime
Trust and Reputation System
Certification and Authorization
Big Data Security and Privacy
Mobile computing security and privacy
Applied cryptography 
Hardware security
Key Management and Key Recovery
Identity Access Management
Infrastructure security
Cloud and edge computing Security
Available Security and Privacy
Blockchain Security and Privacy
Trusted computing and trustworthy computing
Operating System Security
Internal threat detection
Network Physical System Security
Privacy protection
Intellectual property protection
risk assessment 
Data and System Integrity
Privacy protection data mining
database security
Internet of Things Security and Privacy
Distributed System Security
Malicious software and countermeasures
Wireless security
Information Science:
information technology
information system
information management
Information Engineering
information safety
Data Analysis and Database
data mining 
Knowledge acquisition and management
Management Information Systems and Resource Management
network security
Computer application technology
Communication and Networking
image processing
Encryption technology
Information collection and analysis
information industry
Mathematical Linguistics
Production operation and management
ERP
E-commerce and Digital Services
Other related topics are available for submission