Since the term “Fog Computing” has been coined by Cisco Systems in 2012, security and
privacy issues of this promising paradigm are still open challenges. Among various security …

We present a method for computing the best provisioning of security resources for Internet of
Things (IoT) scenarios characterized by a high degree of mobility. The security infrastructure …

Cloud computing is a distributed computing paradigm and provides services to the
customers through the internet. Cloud computing virtualizes system by pooling and sharing …

In many situations, it is of interest for authentication systems to adapt to context (eg, when
the user's behavior differs from the previous behavior). Hence, during authentication events …

Abstract The Internet of Things (IoT), comprising a plethora of heterogeneous devices, is an
enabling technology that can improve the quality of our daily lives, for instance by measuring …

Risk-aware access control systems grant or deny access to resources based on the notion of
risk. It has many advantages compared to classical approaches, allowing for more flexibility …

Access control enforces authorization policies in order to prohibit unauthorized users from
performing actions that could trigger a security violation. There exist numerous access …

Risk-aware access control systems grant or deny access to resources based on some notion
of risk. In this paper we propose a model that considers the risk of leaking privacy-critical …

Substantial advances in Information and Communication Technologies (ICT) bring out novel
concepts, solutions, trends, and challenges to integrate intelligent and autonomous systems …

Data processing systems operate in increasingly dynamic environments, such as in cloud or
edge computing. In such environments, changes at run time can result in the dynamic …