The Safety-Security-Interaction group is concerned with the development of theoretically sound technologies for maintaining the security of IT systems in the context of safety-critical systems and the Internet of Things. The focus is on the development of security solutions that are tailored to the context-specific conditions and that take into account various types of user-interaction as well as the functional safety of the to-be-protected systems.
Our paper "A Highly Accurate Query-Recovery Attack against Searchable Encryption using Non-Indexed Documents" got published at the top security conference USENIX Security! In the paper, we describe an attack on encryption schemes that allow for the search over encrypted data.
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