Today's universities are on the forefront of technological advancement which makes
University'computing environment vulnerable because of its large open networks. This …

In recent years, distributed systems, including cloud computing, are becoming increasingly
popular. They are based on traditional security mechanisms that focus on access control …

Smart grids allow automated meter readings and facilitate two-way communications
between the smart meters and utility control centers. As the smart grid becomes more …

Kerberos V5 is one of the protocols that allow the user's single sign authentication without
sending the password. It's a distributed authentication system that many organizations adopt …

In recent times, Wei et al. proposed a secure smart card based on remote user password
authentication scheme. Their scheme is more secure than other schemes. In this article, we …

The Internet as a communication medium has become a common thing in society.
Communicating via the Internet requires a communication service where users are obliged …

In this article, we propose a new symmetric communication system secured, founded upon
strong zero knowledge authentication protocol based on session keys (SASK). The users' …

The user authentication scheme has been widely applied to verify the users' legality. In order
to enhance the security, the smart card has widely used in an authentication scheme …

In this paper, we propose new password authenticated key exchange (PAKE) and protected
password change (PPC) protocols without any symmetric or public-key cryptosystems. The …

The competitive edge of many companies and public trust in government institutions can
often depend on the security of the information held in their systems. Breaches of that …