99 search results - page 8 / 20 » Approximation Hardness and Secure Communication in Broadcast... |
INFOCOM
2011
IEEE
13 years 2 days ago
2011
IEEE
—We formulate the problem of delay constrained energy-efficient broadcast in cooperative multihop wireless networks. We show that this important problem is not only NPcomplete, ...
CCS
2008
ACM
13 years 10 months ago
2008
ACM
By functionally decomposing a specific algorithm (the hierarchical secure aggregation algorithm of Chan et al. [3] and Frikken et al. [7]), we uncover a useful general functionali...
ESORICS
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. Covert timing channels aim at transmitting hidden messages by controlling the time between transmissions of consecutive payload packets in overt network communication. Pr...
MOBICOM
2004
ACM
14 years 2 months ago
2004
ACM
One key usage of VANET is to support vehicle safety applications. This use case is characterized by the prominence of broadcasts in scaled settings. In this context, we try to ans...
TDSC
2008
13 years 8 months ago
2008
Inspired by unidirectional error detecting codes that are used in situations where only one kind of bit error is possible (e.g., it is possible to change a bit "0" into a...