Yazar "Çayırcı, Erdal" için FEF - Makale Koleksiyonu | Enformasyon Teknolojileri Bölümü / Department of Information Technologies listeleme
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Quarantine region scheme to mitigate spam attacks in wireless sensor networks
Coşkun, Vedat; Çayırcı, Erdal; Levi, Albert; Sancak, Serdar (IEEE, 2006-08)The Quarantine Region Scheme (QRS) is introduced to defend against spam attacks in wireless sensor networks where malicious antinodes frequently generate dummy spam messages to be relayed toward the sink. The aim of the ... -
Querying sensor networks by using dynamic task sets
Çayırcı, Erdal; Coşkun, Vedat; Çimen, Çağhan (Elsevier B.V., 2006-05-15)A data querying scheme is introduced for sensor networks where queries formed for each sensing task are sent to task sets. The sensor field is partitioned into subregions by using quadtree based addressing, and then a given ...