Talking To Strangers: Authentication in Ad-Hoc Wireless Networks Export

@misc{citeulike:5771196, abstract = {In this paper we address the problem of secure communication and authentication in ad-hoc wireless networks. This is a difficult problem, as it involves bootstrapping trust between strangers. We present a user-friendly solution, which provides secure authentication using almost any established public-key-based key exchange protocol, as well as inexpensive hash-based alternatives. In our approach, devices exchange a limited amount of public information over a privileged side channel, which will then allow them to complete an authenticated key exchange protocol over the wireless link. Our solution does not require a public key infrastructure, is secure against passive attacks on the privileged side channel and all attacks on the wireless link, and directly captures users\&\#039; intuitions that they want to talk to a particular previously unknown device in their physical proximity. We have implemented our system in Java for a variety of different devices, communication media, and key exchange protocols.}, author = {Smetters, Dirk B. and Balfanz, Dirk and Smetters, D. K. and Stewart, Paul and Wong, H. Chi}, citeulike-article-id = {5771196}, citeulike-linkout-0 = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.16.1408}, keywords = {ad-hoc-networking, authentication, bootstrapping-problem, key\_exchange, phy-authentication, physical-layer, public-key-cryptography, wireless-networking}, posted-at = {2009-09-10 20:56:26}, priority = {2}, title = {Talking To Strangers: Authentication in Ad-Hoc Wireless Networks}, url = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.16.1408}, year = {2002} }

TY - ELEC ID - citeulike:5771196 L3 - citeulike-article-id:5771196 N2 - In this paper we address the problem of secure communication and authentication in ad-hoc wireless networks. This is a difficult problem, as it involves bootstrapping trust between strangers. We present a user-friendly solution, which provides secure authentication using almost any established public-key-based key exchange protocol, as well as inexpensive hash-based alternatives. In our approach, devices exchange a limited amount of public information over a privileged side channel, which will then allow them to complete an authenticated key exchange protocol over the wireless link. Our solution does not require a public key infrastructure, is secure against passive attacks on the privileged side channel and all attacks on the wireless link, and directly captures users' intuitions that they want to talk to a particular previously unknown device in their physical proximity. We have implemented our system in Java for a variety of different devices, communication media, and key exchange protocols. TI - Talking To Strangers: Authentication in Ad-Hoc Wireless Networks KW - ad-hoc-networking KW - authentication KW - bootstrapping-problem KW - key_exchange KW - phy-authentication KW - physical-layer KW - public-key-cryptography KW - wireless-networking AU - Smetters, Dirk AU - Balfanz, Dirk AU - Smetters, DK AU - Stewart, Paul AU - Wong, Chi PY - 2002/// UR - http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.16.1408 ER -