Nodes in wireless sensor networks (WSNs) are usually deployed in an unattended even
hostile environment. What is worse, these nodes are equipped with limited battery, storage …

Abstract Wireless Sensor Networks (WSN) has wider applications in the fields of the
healthcare, military, and the weather monitoring. The efficient design of the WSN requires …

Message communication in WSNs is not secure because energy-starving networks are
vulnerable to numerous security attacks mainly due to their nature of distribution and …

Wireless sensor networks (WSNs) have generated immense interest among researches for
the last few years motivated by several theoretical and practical challenges. The increase in …

Wireless sensor networks (WSN) consist of small size sensor nodes with limited sensing,
processing, communication, and storage capabilities. These sensor nodes are vulnerable to …

Wireless sensor networks (WSNs) have emerged as an important research paradigm since
the last decade, thereby motivating researches to take up new theoretical and practical …

Cryptographic hash functions are used to protect the authenticity of information. Some of the
most popular and commonly used cryptographic hash algorithms are MD5, SHA1, RIPEMD …

The Wireless Sensor Networks involves of very low power devices which are disseminated
in geographically areas. All sensors are organized in clusters. Every cluster works as a node …

A Wireless Sensor Network (WSN) is a wireless network which contains small sensor nodes
to monitor physical or environmental conditions. When WSNs are deployed in inaccessible …

Message authentication codes (MACs) are classically used for preventing unauthorized and
corrupted messages from being forwarded in a network. However, inherent energy …