Security Information and Event Management (SIEM) refers to the comprehensive and real-time analysis of threat detection and IT ecosystem data, or log data. A SIEM solution combines Security Information Management (SIM) — the recording of device log files within a central repository — and Security Event Management (SEM) — the gathering, identification and monitoring of security events — into a single solution.
SIEM provides a holistic view of security information, which makes it easier for organizations to detect threats. Addressing security threats, also referred to as events, can be challenging without seeing the contextual SIM data. With a SIEM solution, IT teams receive alerts about a potential breach alongside diagnostics displaying how the system is directly impacted by the security event through the log data.
A SIEM solution includes: