A global financial services firm in Australia replaced a capacity-constrained, labor-intensive on-prem SIEM with Securonix Unified Defense SIEM to align with its cloud-first strategy and meet increasing regulatory scrutiny. The move eliminated upgrade and maintenance overhead and added centralized visibility plus automation through UEBA and SOAR Lite. By integrating new data sources, tuning policies, and enabling 53 MITRE ATT&CK-aligned threat models with API-driven lifecycle management, the organization improved detection accuracy and reduced analyst workload and false positives. Results included an 80% improvement in mean time to detect, a consistent decline in incident volume, 99.98% uptime with zero downtime, and higher true positive rates, allowing the team to focus on proactive defen

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