APIs are the "nervous system" of modern applications, making them the number one attack vector, with flaws like Broken Object Level Authorization (BOLA), Broken Object Property Level Authorization (BOPLA), and Broken Function Level Authorization (BFLA) accounting for a high percentage of breaches. This episode delves into the multi-layered "defense-in-depth" strategies required to mitigate these threats, focusing on input validation, rate limiting, and centralized enforcement via API Gateways We explore how integrating security testing into the CI/CD pipeline and maintaining a proper inventory helps organizations eliminate "shadow" or "zombie" APIs and build a true culture of digital resilience.