Nos derniers articles

This research paper by Dr. Ana Zavgorodnia argues that cybersecurity spending should be managed through the same capital allocation discipline used in other major business domains. Although tools for quantifying risk exist, many boards currently approve security budgets based on compliance or technical narratives rather than financial materiality. To bridge this gap, the author introduces a framework featuring Exposure-Adjusted Estimation to identify risk concentrations and a Risk Efficiency Ratio to prioritize investments based on their marginal return. The model also categorizes spending into four functional domains to help leadership maintain a balanced security portfolio. By aligning with 2023 SEC disclosure rules, this approach transforms the CISO’s role into one focused on economics and risk-adjusted decision-making. Overall, the text provides a structured mechanism for boards to exercise substantive oversight by treating cyber defense as a strategic financial priority.

Integrating Cyber Security (CS) with Enterprise Architecture (EA) offers a holistic approach to managing complex cyber risks. This study, through literature review, focus groups, and interviews, identified four key integration strategies: embedding CS in EA frameworks, leveraging agile secure development, enhancing knowledge exchange, and aligning CS/EA functions. Implementing these can improve Cyber Risk Management efficiency and reliability.

The challenge for cyber insurers lies in the scarcity of data, hindering risk assessment and product development. Organizations fear sharing information due to the risk of further attacks. Balancing transparency with discretion is crucial. With better data sharing, insurers can offer tailored products, assess risks accurately, and enhance corporate compliance.

“Gaps in the data available for assessing cyber risk have limited the development of metrics that would help the public and private sectors prevent and recover from cyberattacks and reduce systemic risk. Cyber incident disclosure rules, introduced to close the data gaps, help but fall short in supporting the effective management of cyber risk. This article examines current and proposed reporting requirements, especially in the financial sector, where they are the most advanced.”