530 search results - page 87 / 106 » Practical Threshold Signatures |
GLOBECOM
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract—Gray hole attacks (a.k.a selective forwarding attacks) are a special case of denial of service (DoS) attack, where a misbehaving mesh router just forwards a subset of th...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
— In this paper, we present an analytical model as well as a practical mechanism to detect denial of service (DoS) attacks on secondary users in dynamic spectrum access (DSA) net...
ICC
2008
IEEE
14 years 2 months ago
2008
IEEE
—This paper studies the problem of minimizing symbol loss probability while keeping the system throughput above a certain threshold in downlink transmission of future OFDMA based...
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
The growing adoption of 802.11 networks in the enterprise segment has led to the emergence of High Density (HD) WLAN scenarios where large (100-1000) numbers of clients are service...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
— Although the capacity of multiple-input multiple output (MIMO) broadcast channels (BCs) can be achieved by dirty-paper coding (DPC), it is difficult to apply the results direct...