Extending ISO/IEC 14443 Type A Eavesdropping Range using Higher Harmonics

Konferenz: Smart SysTech 2013 - European Conference on Smart Objects, Systems and Technologies
11.06.2013 - 12.06.2013 in Erlangen/Nuremberg, Germany

Tagungsband: Smart SysTech 2013

Seiten: 8Sprache: EnglischTyp: PDF

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Autoren:
Engelhardt, Maximilian; Biebl, Erwin (Fachgebiet Höchstfrequenztechnik, Technischen Universität München, Arcisstr. 21, 80333 München, Germany)
Pfeiffer, Florian (perisens GmbH, Landwehrstr. 61, 80336 München, Germany)
Finkenzeller, Klaus (Giesecke & Devrient GmbH, Prinzregentenstr. 159, 81607 Muenchen, Germany)

Inhalt:
Inductively coupled ISO/IEC 14443 compliant RFID systems are used in many security-relevant applications. A key security feature is their very short range of about 10 cm. Eavesdropping attack scenarios are a well known and recognised threat for these systems. In this paper, we show an approach, using higher-order harmonics to eavesdrop the data transmitted from a transponder to a RFID-reader (uplink). Practical distances for eavesdropping on higher-order harmonics are measured for exemplary ISO/IEC 14443 type A transponder and reader configurations in different environments.