Results 211 to 220 of about 3,264 (253)

Wireless Information-Theoretic Security

IEEE Transactions on Information Theory, 2008
This paper considers the transmission of confidential data over wireless channels. Based on an information-theoretic formulation of the problem, in which two legitimates partners communicate over a quasi-static fading channel and an eavesdropper observes their transmissions through a second independent quasi-static fading channel, the important role of
Matthieu Bloch   +2 more
exaly   +2 more sources

Information Theoretic Security

Foundations and Trends in Communications and Information Theory, 2009
The topic of information theoretic security is introduced and the principal results in this area are reviewed. The basic wire-tap channel model is considered first, and then several specific types of wire-tap channels are considered, including Gaussian, multi-input multi-output (MIMO), compound, and feedback wire-tap channels, as well as the wire-tap ...
H Vincent Poor, Yingbin Liang
exaly   +3 more sources

On measures of information theoretic security

2014 IEEE Information Theory Workshop (ITW 2014), 2014
While information-theoretic security is stronger than computational security, it has long been considered impractical. In this work, we provide new insights into the design of practical information-theoretic cryptosystems. Firstly, from a theoretical point of view, we give a brief introduction into the existing information theoretic security criteria ...
Yi Hong, Emanuele Viterbo
exaly   +2 more sources

Cryptography with information theoretic security

Proceedings of the IEEE Information Theory Workshop, 2003
Summary form only given. We discuss information-theoretic methods to prove the security of cryptosystems. We study what is called, unconditionally secure (or information-theoretically secure) cryptographic schemes in search for a system that can provide long-term security and that does not impose limits on the adversary's computational power.
Hideki Imai   +4 more
openaire   +1 more source

Wireless Information-Theoretic Security in MANETs

2013 IEEE International Conference on Communications Workshops (ICC), 2013
In this work, the relation between the key parameters of Wireless Information-Theoretic Security, namely the probability of non-zero secrecy capacity, the outage probability, and the shadowing deviation is investigated. The purpose is to provide a framework to identify the boundaries of secure communication from a physical layer standpoint in MANETs ...
Theofilos Chrysikos   +2 more
openaire   +1 more source

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