3 papers
cs.LO2025
Querying Attack-Fault-Defense Trees: Property Specification in Smart Grid and Aerospace Case Studies
Reza Soltani, Stefano M. Nicoletti, Milan Lopuhaä-Zwakenberg +1
This paper introduces AFDL, a logic-based framework for reasoning about safety, security, and defense interactions in Attack-Fault-Defense Trees, which is a model that captures all…
cs.CR2025
An ontological lens on attack trees: Toward adequacy and interoperability
Ítalo Oliveira, Stefano M. Nicoletti, Gal Engelberg +3
Attack Trees (AT) are a popular formalism for security analysis. They are meant to display an attacker's goal decomposed into attack steps needed to achieve it and compute certain…
cs.AI2024
WATCHDOG: an ontology-aWare risk AssessmenT approaCH via object-oriented DisruptiOn Graphs
Stefano M. Nicoletti, E. Moritz Hahn, Mattia Fumagalli +2
When considering risky events or actions, we must not downplay the role of involved objects: a charged battery in our phone averts the risk of being stranded in the desert after a…