Corelight Open NDR vs OpenText Enterprise Security Manager (ArcSight ESM)

Corelight Open NDR turns network and cloud traffic into evidence for security operations. Its detection combines machine learning, behavioral analytics, curated signatures and threat intelligence, with real-time detection and anomaly explanations. Automated triage and integrated response workflows provide context for containing threats. The platform brings network security monitoring, intrusion detection, static file analysis and intelligent packet capture together. It handles network traffic, packets, flow logs, cloud network traffic, protocol logs and files. Deployment options include physical, software, virtual, cloud and flow-log sensors across on-premises, air-gapped, hybrid and multicloud environments. Cloud-native sensors support AWS, Azure and Google Cloud; software sensors support Linux-based systems. Physical and software sensors are built for environments at 100+ Gbps scale. Native integrations cover SIEM, XDR, SOAR and cloud platforms, including Splunk, CrowdStrike, Microsoft, Elastic and AWS. A Logs API and MCP server support programmatic access. Pricing is on request, with capacity-based licensing. Corelight serves large enterprises and government agencies in more than fifteen countries.

OpenText Enterprise Security Manager (ArcSight ESM) has no write-up on Specifiction yet; its figures are above.