نتایج جستجو برای: near field effect

تعداد نتایج: 2527625  

Journal: :CoRR 2012
Michael Roland

This report explains recent developments in relay attacks on contactless smartcards and secure elements. It further reveals how these relay attacks can be applied to the Google Wallet. Finally, it gives an overview of the components and results of a successful attempt to relay an EMV Mag-Stripe transaction between a Google Wallet device and an external card emulator over a wireless network. Rev...

2012
Michael Roland Josef Langer Josef Scharinger

Near Field Communication’s card emulation mode is a way to combine smartcards with a mobile phone. Relay attack scenarios are well-known for contactless smartcards. In the past, relay attacks have only been considered for the case, where an attacker has physical proximity to an NFC-enabled mobile phone. However, a mobile phone introduces a significantly di↵erent threat vector. A mobile phone’s ...

Journal: :Nature Photonics 2012

Journal: :International Journal of Wireless and Microwave Technologies 2014

Journal: :Wireless Personal Communications 2013
Kerem Ok Vedat Coskun Busra Ozdenizci Mehmet N. Aydin

2013
Ahmed F. Al-Alwan

This study aimed at identifying the level of need for cognition (NFC), and explored the differences between students with high need forcognition and students with low need for cognition in meaningful cognitive engagement. Additionality, it examined the relationship between need for cognition and meaningful cognitive engagement among unergraduate students. University students (N= 361) completed ...

Journal: :Nano Letters 2006

2014
Emilia Biffi Peter Taddeo Maria Luisa Lorusso Gianluigi Reni

In the past few years, technology for children and disabilities has proliferated thanks to the development of more and more inexpensive mobile technology and to the availability of freedownloadable software applications. However, at our knowledge a multisensory teaching application for both normal and disabled children still lacks in this landscape. In this work we describe the design and devel...

2008
José Bravo Diego López-de-Ipiña Carmen Fuentes Ramón Hervás Rocío Peña Marcos Vergara Gregorio Casero

Alzheimer’s disease makes great demands on care by caregivers, since they cannot distract their attention from patients while they are managing records at the same time. For this reason, technologies to complement this process need to be considered. In this work we propose to adapt Near Field Communications (NFC), applying it to an Alzheimer’s day centre. With a simple interaction, which involv...

Journal: :Physical Communication 2014
Ian F. Akyildiz Josep Miquel Jornet Chong Han

This paper provides an in-depth view of Terahertz Band (0.1–10 THz) communication, which is envisioned as a key technology to satisfy the increasing demand for higher speed wireless communication. THz Band communication will alleviate the spectrum scarcity and capacity limitations of current wireless systems, and enable new applications both in classical networking domains as well as in novel n...

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