Radio-telepathy: extracting a secret key from an unauthenticated wireless channel

MobiCom 2008
Pages: 128 - 139
Published: Sep 14, 2008
Abstract
Securing communications requires the establishment of cryptographic keys, which is challenging in mobile scenarios where a key management infrastructure is not always present. In this paper, we present a protocol that allows two users to establish a common cryptographic key by exploiting special properties of the wireless channel: the underlying channel response between any two parties is unique and decorrelates rapidly in space. The established...
Paper Details
Title
Radio-telepathy: extracting a secret key from an unauthenticated wireless channel
Published Date
Sep 14, 2008
Journal
Pages
128 - 139
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