Today, digitalization decisively penetrates all the sides of the modern society. One of the key
enablers to maintain this process secure is authentication. It covers many different areas of a …

Recent developments in sensing and communication technologies have led to an explosion
in the use of mobile devices such as smart phones and tablets. With the increase in the use …

In recent years, online courses have emerged as a new way to educate students in distance
learning settings. However, as the demand increases, educational institutions are facing the …

As the smartphone and the services it provides are becoming targets of cybercrime, it is
critical to secure smartphones. However, it is important security controls are designed to …

With nearly 6 billion subscribers around the world, mobile devices have become an
indispensable component in modern society. The majority of these devices rely upon …

Smartphone user authentication based on passwords, PINs, and touch patterns raises
several security concerns. Behavioral Biometrics Continuous Authentication (BBCA) …

The potential advantages of behavioural biometrics are that they can be utilised in a
transparent (non-intrusive) and continuous authentication system. However, individual …

Machine Learning (ML) has been widely applied to cybersecurity and is considered state-of-
the-art for solving many of the open issues in that field. However, it is very difficult to evaluate …

Individuals, businesses and governments undertake an ever-growing range of activities
online and via various Internet-enabled digital devices. Unfortunately, these activities …

Active authentication (AA) refers to the problem of continuously verifying the identity of a
mobile device user for the purpose of securing the device. We address the problem of …