Blockchain:
Blockchain technology and systems
Distributed Consistency Algorithm and Protocol
Blockchain performance
Information storage system
Scalability of blockchain
Blockchain decentralized autonomous organization
The Security of Blockchain Systems
Continue to use blockchain for secure applications
Blockchain Smart Contract Security
Blockchain encryption direction security
DNS security applications
Design of Data Model
Transaction execution process
Network Communications
Optimization of Consensus Protocol
Consensus algorithm
Distributed Identity
Blockchain Business Applications
Copyright and Internet Content
Financial applications within closed-loop business models
Self-organizing peer-to-peer collaboration domain
Theme combined with finance discipline
Other related topics
Data analysis:
data mining 
Data analysis process and improvement
Big data visualization analysis
Data analysis methods
Linear regression analysis
Statistical Physics
Qualitative data analysis
High frequency data analysis
Complex data analysis
Predictive analysis and simulation
Data analysis algorithm
Data analysis algorithms and systems
Data analysis scenarios and model applications
Big Data Machine Learning
Big data platforms, technologies, models, and methods
Big data tools and systems
Big data visualization analysis
Big Data Analytics and Media
Big Data Analytics Economics
Security and Privacy of Big Data
Medical big data
E-commerce big data
Transportation big data
Public Big Data
Information Engineering:
Internet of Things Engineering
Information Physics Engineering
Optoelectronic Information Engineering
Smart Grid Information Engineering
Digital Media Art
Simulation Science and Technology
Radio wave propagation and antennas
Other related topics are open for submission