- Algorithm Analysis and Problem Complexity 12
- Computer Communication Networks 12
- Cryptology 12
- Management of Computing and Information Systems 8
- Systems and Data Security 7
- Operating Systems 4
- Computers and Society 3
- Algorithms 2
- Coding and Information Theory 2
- Discrete Mathematics in Computer Science 2
- Information Systems Applications (incl. Internet) 2
- Artificial Intelligence 1
- Information Storage and Retrieval 1
- Legal Aspects of Computing 1
- Mathematics of Computing 1
- Special Purpose and Application-Based Systems 1