Topic 1: Network Security
Active defense system
Adaptive Defense System
Security system analysis, benchmark
Applied cryptography 
Authentication method
Biometric Security
Complex System Security
Database and system security
Data protection
Data/System Integrity
Distributed Access Control
Distributed Attack System
Denial of Service
High performance network virtualization
High performance security system
Security in Cloud and Grid Systems
Security in E-commerce
Security in ubiquitous/ubiquitous computing
Security and Privacy in Smart Grid
Security and Privacy in Wireless Networks
Secure mobile agents and mobile code
Security simulation and tools
Trusted computing, etc
Topic 2: Information Security
Information System Security and Management
Network Engineering and Security
Information security algorithms and protocols
Blockchain Information Security
Electric power information security
Applied cryptography 
Database Security
Risk assessment
Operating System Security
Embedded System Security
IoT security and privacy, etc
Topic 3: Privacy Protection
Privacy technologies and mechanisms
Security and Privacy Metrics
Security and Privacy Policy
The Theory and Foundation of Privacy Computing
Programming languages and compilers for privacy computing
Privacy computing model
Privacy quantification, formal description
Privacy Information Engineering, Providers, Collectors, and Users
Privacy Operations and Modeling
Data utility and privacy loss
Context adaptive cryptography for privacy protection
Information hiding and sharing based on privacy protection
Privacy Control and Protection for Data Analysis
Privacy awareness information collection
Privacy awareness and distribution
Comprehensive privacy protection
Privacy Protection Data Release
Private information storage
Integration and synergy of the private sector
Private information exchange and sharing
Privacy inference and inference
Privacy in the Cloud
Privacy in Online Social Networks
Privacy in the Internet of Things and Industrial Internet
Privacy and Artificial Intelligence
Privacy and Blockchain