Designing a user authentication protocol for wireless sensor networks is a difficult task
because wireless networks are susceptible to attacks and sensor node has limited energy …

The uses of wireless sensor networks have increased to be applicable in many different
areas, such as military applications, ecology, and health applications. These applications …

Wireless sensor networks (WSNs) are considered due to the ubiquitous nature, ease of
deployment, and wide range of possible applications. WSNs can be deployed in unattended …

Wireless sensor networks (WSNs) are getting popular for their deployment in unattended
environments, where a registered user can log in to the network and access data collected …

Wireless sensor networks (WSN) are typically deployed in an unattended environment,
where the legitimate users can login to the network and access data as and when …

In 2009, ML Das has proposed a two-factor user authentication scheme for wireless sensor
networks, where each user proves his/her legitimacy using password and smart card. Later …

Wireless sensor networks are widely used for applications such as environmental
monitoring, airport safety, health care, etc. For user authentication, in 2009, Das proposed a …

Wireless sensor networks (WSNs) are applicable in versatile domains ranging from very
common to those which demand crucial security concerns. The deployment of WSNs in …

Over the last few years, many researchers have paid a lot of attention to the user
authentication problem. However, to date, there has been relatively little research suited for …

User authentication in wireless sensor networks (WSN) is a critical security issue due to their
unattended and hostile deployment in the field. Since sensor nodes are equipped with …