HSViz: Hierarchy Simplified Visualizations for Firewall Policy Analysis. - Hyunjung Lee; Suryeon Lee; Kyounggon Kim; Huy Kang Kim (IEEE Access, 2021)

HSViz-II: Octet Layered Hierarchy Simplified Visualizations for Distributed Firewall Policy Analysis. - Hyunjung Lee; Suryeon Lee; Kyounggon Kim; Huy Kang Kim (IEEE Access, 2024)