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Thermal Fingerprints for Computational Tasks - Benefits and Security Issues
Matthias Vodel,Marc Ritter,Wolfram Hardt 대한전자공학회 2017 대한전자공학회 학술대회 Vol.2017 No.1
Digital fingerprinting is used in several security-related domains to identify and track individual users or processes. In this paper, we introduce and discuss thermal fingerprinting as a novel approach to categorise computational tasks regarding its security impact and possible attack vectors. The concept of thermal fingerprinting monitors basic thermal sensor data from each server entity. The respective, characteristic curves are merged with additional general system information, such as CPU load behaviour, memory usage, and I/O characteristics. The result represents two-dimensional thermal patterns, which are unique and achievable. Besides the huge potential for energy savings, also security issues has to be analysed and considered.