At the time, the scientific staff consists of Full Professor Univ.-Prof. Dr. rer.nat. Patrick Horster (chair of the group), three university assistants. 

The main focus of the research group is on the points listed below:

• Security in complex IT-Systems
• Security concepts and their basics
• Mathematical fundamentals of cryptology
• Design and analysis of cryptographic mechanisms
• Key-management and authentication
• Applied cryptology
• Security in distributed systems and networks
• Technical data protection and information security
• Security tokens (especially Smartcards)
• Secure applications for Personal Digital Assistants (PDAs) and smartcards
• Trust-Centers (Trusted Third Parties) and security infrastructures
• Digital signatures, liability, and non-repudiation
• Tele-cooperation and eCommerce
• Security in multimedia systems
• Multi-Party computations
• Security concepts in document management
• Implementation of prototypes of developed or studied mechanisms

• Online exam system