in recent years, many researchers have been done in the area of wireless sensornetworks that has led to the variety of algorithms and methods for the collection andtransmission of environment information; but still many challenges faced bywireless sensor networks using methodologies are applied in various fields. such asmedia access control that due to the media being shared on these networks, ...

The emergence of wireless sensor networks (WSN) as one of the dominant technology trends in the coming decades has posed numerous unique challenges to researchers. The sensing technology combined with processing power and wireless communication makes it lucrative for being exploited in abundance in future. The inclusion of wireless communication technology also incurs various types of security ...

Wireless Sensor gains popularity from last few decades due to their viability in hostile environment. Based on types of node sensor networks are categorized as WSN and MWSN. Wireless Sensor Network with mobile nodes faces numerous challenges in terms of energy efficient network, prolonged lifetime and network traffic. This paper gives an overview of efficient routing protocols suitable for wire...

Wireless Sensor Network (WSN) is an emerging technology that shows great promise for various futuristic applications both for mass public and military. These small, low-cost, low-powers, multifunctional sensor nodes can communicate in short distances. There is currently enormous research potential in the field of wireless sensor network security. The major challenge for employing any efficient ...

In the years, routing protocols in wireless sensor networks (WSN) have been substantially investigated by researches Most state-ofthe-art surveys have focused on reviewing of wireless sensor network .In this paper we review the existing secure geographic routing protocols for wireless sensor network (WSN) and also provide a qualitative comparison of them. KeywordsWireless Sensor Network, Sensor...

In this article, the authors have performed a comprehensive survey on Wireless Sensor Network (WSN) Security. The emergence of sensor networks as one of the dominant technology trends in the coming decades has posed numerous unique challenges to researchers. These networks are likely to be composed of hundreds, and potentially thousands of tiny sensor nodes, functioning autonomously, and in man...

Wireless Body Sensor Network (WBSN) has tremendous applications in healthcare domain. The body sensors collects personal as well as medical information form patient’s body and transmit it to healthcare people through internet. In this period of time, it is crucial to ensure security and privacy due to unauthorized access of personal health information by intruder or eavesdroppers. Therefore, en...

Devices in a beacon-enabled network use slotted CSMA/CA to contend for channel usage. Each node in the network competes for the channels when ready to transmit data. The slotted CSMA/CA mechanism based on the super-frame structure fairly provides communication chance for each node and makes a reasonable usage of the available energy in beacon-enabled Zigbee networks. When wireless nano-sensor n...