Human, Organizational and Technological Challenges of Implementing IT...
Our qualitative research provides a comprehensive list of challenges to the practice of IT security within organizations, including the interplay between human, organizational, and technical factors....
View ArticleThe Challenges of Using an Intrusion Detection System: Is It Worth the Effort?
An intrusion detection system (IDS) can be a key component of security incident response within organizations. Traditionally, intrusion detection research has focused on improving the accuracy of IDSs,...
View ArticleResponding to security incidents: are security tools everything you need?
Presentation given at FIRST'08 conference.
View ArticleSearching for the Right Fit: Balancing IT Security Management Model Trade-Offs
IT security professionals’ effectiveness in an organization is influenced not only by how usable their security management tools are but also by how well the organization’s security management model...
View ArticleA Two-factor Authentication Mechanism Using Mobile Phones
Mobile devices are becoming more pervasive and more advanced with respect to their processing power and memory size. Relying on the personalized and trusted nature of such devices, security features...
View ArticleGuidelines for Designing IT Security Management Tools
An important factor that impacts the effectiveness of security systems within an organization is the usability of security management tools. In this paper, we present a survey of design guidelines for...
View ArticleAuxiliary Material for the Study of Security Practitioners in Context: Their...
This technical report contains additional material for the study, which investigated the context of interactions of IT security practitioners.
View ArticleTowards Improving Mental Models of Personal Firewall Users
Windows Vista’s personal firewall provides its diverse users with a basic interface that hides many operational details. However, our study of this interface revealed that concealing the impact of...
View ArticleSecurity Practitioners in Context: Their Activities and Interactions with...
This study investigates the context of interactions of IT security practitioners, based on a qualitative analysis of 30 interviews and participatory observation. We identify nine different activities...
View ArticleAn integrated view of human, organizational, and technological challenges of...
Abstract Purpose – The purpose of this study is to determine the main challenges that IT security practitioners face in their organizations, including the interplay among human, organizational, and...
View ArticleRevealing Hidden Context: Improving Mental Models of Personal Firewall Users
The Windows Vista personal firewall provides its diverse users with a basic interface that hides many operational details. However, concealing the impact of network context on the security state of...
View ArticleRevealing Hidden Context: Improving Mental Models of Personal Firewall Users
The Windows Vista personal firewall provides its diverse users with a basic interface that hides many operational details. However, concealing the impact of network context on the security state of the...
View ArticleTowards Enabling Web 2.0 Content Sharing Beyond Walled Gardens
Web 2.0 users have many choices of content-hosting or application-service providers (CSPs). It can be difficult for a user to share content with a set of real-life friends and associates; intended...
View ArticleRevealing Hidden Context: Improving Users' Mental Models of Personal Firewalls
Windows Vista’s personal firewall provides its diverse users with a basic interface that hides many operational details. However, our study of this interface revealed that concealing the impact of...
View ArticleTowards Understanding Diagnostic Work During the Detection and Investigation...
This study investigates how security practitioners perform diagnostic work during the identification of security incidents. Based on empirical data from 16 interviews with security practitioners, we...
View ArticleA Multi-method Approach for User-centered Design of Identity Management Systems
Identity management (IdM) comprises the processes and infrastructure for the creation, maintenance, and use of digital identities. This includes designating who has access to resources, who grants that...
View ArticleSecure Web 2.0 Content Sharing Beyond Walled Gardens
Web 2.0 users need usable mechanisms for sharing their content with each other in a controlled manner across boundaries of content-hosting or application-service providers (CSPs). In this paper, we...
View ArticleTowards Investigating User Account Control Practices in Windows Vista
This poster presents the research plan for investigating user account control practices in Windows Vista. The research will explore end users' behaviours in using user account types acrossWindows Vista...
View ArticleA Case Study of Enterprise Identity Management System Adoption in an...
This case study describes the adoption of an enterprise identity management(IdM) system in an insurance organization. We describe the state of the organization before deploying the IdM system, and...
View ArticleTowards Developing Usability Heuristics for Evaluation of IT Security...
Evaluating the usability of specific information technology (IT) security tools is challenging. For example, laboratory experiments can have little validity due to the complexity of real-world security...
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