The dark web has become a fully functioning underground economy where stolen data moves quickly and profitably. Once attackers gain a foothold, the window between compromise and monetization is minimal. Credentials, customer records, financial information, and internal system access are all converted into sellable commodities faster than most organizations can detect the intrusion. The fundamental problem is that most attacks do not begin with dramatic system failures. They begin quietly with an abnormal login, a suspicious privilege request, or an unnoticed lateral step across systems. If these early signals are not connected and analyzed as one narrative, attackers continue to operate without resistance. That is why integrated detection is one of the most important defenses today. When security tools act in isolation, gaps form. Those gaps are precisely where attackers operate. An integrated detection model brings together identity awareness, behavioral context, event visibilit...