In response to the widespread Log4j vulnerability, known as Log4Shell, Dynatrace swiftly deployed its Application Security solutions to detect, prioritize, and remediate the threat across its systems. Log4Shell, a critical flaw in the Apache Log4j 2 Java library, allows remote code execution, posing substantial risk due to its high CVSS severity score and ease of exploitation. Dynatrace's platform, equipped with real-time monitoring and AI-driven prioritization, enabled the security team to quickly identify affected systems and implement remediation strategies, ensuring rapid response and coordination among security and engineering teams. This proactive approach allowed Dynatrace to efficiently manage the vulnerability, mitigate risks, and maintain clear communication with customers, while also preparing for future security challenges through continuous updates and strategy adjustments.