NTT DOCOMO, Japan’s largest mobile provider with about 87 million customers, modernized its core API platform (RAFTEL) by migrating to Google Kubernetes Engine to handle rising API traffic while improving security and DevSecOps. Moving to public cloud introduced challenges around strict regulatory compliance, visibility across containers, misconfiguration and vulnerability management, and faster incident response without adding operational complexity. Sysdig delivered unified cloud and Kubernetes visibility, automated compliance checks with detailed status updates, real-time threat detection, and vulnerability prioritization that focuses on in-use components to reduce workload. Its correlated diagnostics (events, logs, metrics) also improved troubleshooting and helped accelerate response t

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