Abstract iStar is a general-purpose goal-based modelling language used to model
requirements at early and late phases of software development. It has been used in …

Security is a concern that must be taken into consideration starting from the early stages of
system development. Over the last two decades, researchers and engineers have …

Today, security concerns are at the heart of information systems, both at technological and
organizational levels. With over 200 practitioner-oriented risk management methods and …

Privacy and data protection are pivotal issues in nowadays society. They concern the right to
prevent the dissemination of sensitive or confidential information of individuals. Many …

Denial-of-Service (DoS) and Distributed Denial-of Service (DDoS) attacks account for one
third of all service downtime incidents. Current DoS/DDoS attacks are not only limited to …

Compliance in business processes has become a fundamental requirement given the
constant rise in regulatory requirements and competitive pressures that have emerged in …

Along with the rapid development of socio-technical systems, people are playing an
increasingly important role in information system and have actually become an essential …

Cyber-physical systems (CPS) are complex evolution of classical software systems. These
systems integrate the physical layer with software systems, generating the ability for software …

Software-intensive systems become more and more important in our everyday lives. But
their increasing complexity makes it difficult to develop and maintain them. This chapter …

Although the concepts of security and trust play an important issue in the development of
information systems, they have been mainly neglected by software engineering …