by Daniel Celeny, Loïc Maréchal | Feb 7, 2024 | Publications, Scientific Articles
Abstract: We extract firms’ cyber risk with a machine learning algorithm measuring the proximity between their disclosures and a dedicated cyber corpus. Our approach outperforms dictionary methods, uses full disclosure and not devoted-only sections, and...
by Loïc Maréchal, Alain Mermoud, Dimitri Percia David, Mathias Humbert | Feb 7, 2024 | Publications, Scientific Articles
Abstract: Early-stage firms play a significant role in driving innovation and creating new products and services, especially for cybersecurity. Therefore, evaluating their performance is crucial for investors and policymakers. This work presents a financial evaluation...
by Technology Observatory | Jan 4, 2024 | Press, Publications
Digital technologies offer strong potential for Switzerland, but it is crucial to understand which opportunities and risks, as well as which dependencies, arise when using them. One of the goals of the DDPS’ cyber strategy is to be as technically autonomous as...
by André Charneca, Angelika Romanou, Ljiljana Dolamic, Alain Mermoud | Dec 22, 2023 | Podcasts
Abstract This study investigates the effectiveness of two distinct computational approaches for mapping the technological landscape by extracting company and product relations from news articles. The first approach leverages Large Language Models (LLMs), specifically...
by Anita Mezzetti, Loïc Maréchal, Dimitri Percia David, Thomas Maillart, Alain Mermoud | Dec 21, 2023 | Podcasts, Publications, Scientific Articles
Abstract: This article introduces TechRank, a recursive algorithm based on a bipartite graph with weighted nodes that the authors developed to link companies and technologies based on the reflection method. They allow the algorithm to incorporate exogenous variables...
by Sébastien Gillard, Dimitri Percia David, Alain Mermoud, Thomas Maillart | Nov 7, 2023 | Publications, Scientific Articles
Abstract The latency reduction between the discovery of vulnerabilities, the build-up, and the dissemination of cyberattacks has put significant pressure on cybersecurity professionals. For that, security researchers have increasingly resorted to collective action in...