2 papers
cs.CR2024
Nested Dirichlet models for unsupervised attack pattern detection in honeypot data
Francesco Sanna Passino, Anastasia Mantziou, Daniyar Ghani +3
Cyber-systems are under near-constant threat from intrusion attempts. Attacks types vary, but each attempt typically has a specific underlying intent, and the perpetrators are typi…
stat.CO2024
Approximate learning of parsimonious Bayesian context trees
Daniyar Ghani, Nicholas A. Heard, Francesco Sanna Passino
Models for categorical sequences typically assume exchangeable or first-order dependent sequence elements. These are common assumptions, for example, in models of computer malware…