A Survey of Network Asset Detection Technology

Network asset detection techniques are commonly employed to identify various hardware devices and software assets within a network, offering technical support for the comprehensive lifecycle management of network resources for enterprises and organizations. As networks rapidly expand in scale, the diversity of network assets continues to grow, and security incidents occur with increasing frequency, the demands placed on network asset detection techniques by businesses and organizations are becoming more stringent. This article analyzes and summarizes the categories of primary network asset detection techniques – active, passive, and search engine-based. Furthermore, it distinguishes between different asset types and provides a concise overview of their critical methodologies. Finally, the article outlines prospective directions for future research in this domain.