26 search results - page 3 / 6 » Providing Secrecy Irrespective of Eavesdropper's Channel Sta... |
CORR
2010
Springer
13 years 6 months ago
2010
Springer
In this paper, we provide a new achievable ergodic secrecy rate region for the multiple access wiretap channel in fading. Our achievable scheme is based on repeating each symbol at...
CORR
2010
Springer
13 years 6 months ago
2010
Springer
The capacity of the Gaussian wiretap channel model is analyzed when there are multiple antennas at the sender, intended receiver and eavesdropper. The associated channel matrices a...
ICASSP
2011
IEEE
12 years 10 months ago
2011
IEEE
This paper considers an artificial noise (AN) aided secrecy rate maximization (SRM) problem for a multi-input single-output (MISO) channel overheard by multiple single-antenna ea...
CORR
2007
Springer
13 years 6 months ago
2007
Springer
Abstract—We study a problem of broadcasting confidential messages to multiple receivers under an information-theoretic secrecy constraint. Two scenarios are considered: 1) all r...
CORR
2011
Springer
13 years 1 months ago
2011
Springer
Abstract—A secret-key generation scheme based on a layered broadcasting strategy is introduced for slow-fading channels. In the model considered, Alice wants to share a key with ...