Re-Engineering the Cybersecurity Paradigm: A Longitudinal Analysis of the Unified Kill Chain and AI-Augmented Defense Architectures

In the contemporary era of hyper-connectivity, the architectural integrity of global information systemsis under constant siege by a diverse array of adversaries whose capabilities have evolved far beyond thelimits of traditional security models. The traditional perception of a network perimeter as a static,defensible line has been rendered obsolete by the advent of cloud-native infrastructures, the proliferationof the Internet of Things (IoT), and the integration of artificial intelligence into