This guide breaks down how to create effective EventBridge patterns for JSON structures. It covers basic to complex matching logic, including the use of boolean algebra and operators like $or. Understanding these patterns helps in building precise detection rules for AWS events.

AWS EventBridge's cross-account capabilities can introduce significant security vulnerabilities if not configured properly, allowing attackers to infiltrate or exfiltrate data. The article outlines various attack patterns, including persistent beaconing, command and control, and reconnaissance, highlighting the stealthy nature of these threats and the importance of securing EventBridge configurations. Practical guidance for mitigating these risks is also provided.