The human component of information systems represents a critical and high-impact target for cyberattacks. Firms address these threats through various means, including security awareness training, security policy monitoring, security controls, and enforcement. Even the most robust technical controls have limits. Consequently, elevating user…

Trust management in mobile networks is challenging due to dynamically changing network environments and the lack of a centralized trusted authority. In this dissertation research, we "design" and "validate" a class of dynamic trust management protocols for mobile networks, and demonstrate the utility of dynamic trust management…

There is a perception that there are risks and benefits associated with the use of online social networking media within a military organization. This research study explored this perception by investigating how employees use social networking applications and their perceptions of the benefits they receive. The study also assessed the measures…

Recently, malicious computer users have been compromising computers en masse and combining them to form coordinated botnets. The rise of botnets has brought the problem of home computers to the forefront of security. Home computer users commonly have insecure systems; these users do not have the knowledge, experience, and skills necessary to…

With privacy concerns growing on a daily basis, it is important to understand how college students guard their personally identifiable information. Despite the students' perceived readiness and several studies on the topic, it is not fully understood what personally identifiable information college students are sharing via online social networks…