Miles & More, a prominent European travel loyalty program, migrated its application monitoring to Elastic Cloud on Microsoft Azure to enhance customer experience and safeguard its extensive member database from external threats. The decision followed an assessment of 12 solutions, with Elastic Cloud chosen for its integrated UI, support for existing technologies, and robust API capabilities. This migration enabled centralized log management, improving the efficiency of root cause analysis and system monitoring while swiftly addressing security threats like data leaks and credential stuffing attacks. By adopting Elastic Cloud, Miles & More streamlined data ingestion and scaling processes, ensuring the security and reliability of its services in a cloud environment.