Industry-Leading SIEM and Observability Platform for Enterprise Security Operations

Splunk, now a subsidiary of Cisco Systems following its $28 billion acquisition in 2024, is a foundational cybersecurity and observability platform founded in 2003 in San Francisco. The company produces software for indexing, searching, and analyzing machine-generated data at scale, enabling organizations to monitor system health and detect and respond to security threats in real time. Over 60 percent of Fortune 100 companies use Splunk to collect and correlate logs from thousands of sources across hybrid and multi-cloud environments.

Splunk Enterprise Security is an integrated threat detection, investigation, and response platform combining SIEM, agentic AI-driven SOAR, UEBA, and machine learning capabilities for improved detection accuracy and response speed. Splunk has been named a Leader in the Gartner Magic Quadrant for SIEM for eleven consecutive years and ranked number one across all three use cases in the 2025 Gartner Critical Capabilities for SIEM report. The platform’s extensible architecture supports thousands of integrations and serves as the operational backbone for security operations centers worldwide.