SIEM
SIEM (Security Information and Event Management) is a system that collects logs and events from diverse sources across the entire infrastructure, centralizes them, and applies correlation rules to detect suspicious patterns and security incidents.
Term
description · examples · notesSIEM (Security Information and Event Management) is a system that collects logs and events from diverse sources across the entire infrastructure, centralizes them, and applies correlation rules to detect suspicious patterns and security incidents.
Description
SIEM enables searching, analysis, and visualization of security data, alert generation based on defined rules, and compliance monitoring against regulatory requirements. It serves as the central visibility point for security operations.
SIEM effectiveness depends on the quality of data sources, precision of correlation rules, and the team's ability to process and investigate generated alerts.
What people often say
- SIEM automatically discovers all threats immediately after installation.
- More logs mean better detection (without quality rules, more logs mean more noise).
Covers / does not cover
Covers
- Centralized log collection from servers, network devices, applications, and security tools
- Cross-source event correlation for detecting complex attacks
- Alert generation based on rules and anomalies
- Regulatory compliance reporting
Does not cover
- Automated incident response (that requires additional automation or SOAR)
- Endpoint detection without appropriate data sources
- Attack prevention (SIEM detects, it does not block)
Mentioned in the news
- 28. MAR 2026. Databricks Lakewatch obećava jeftiniji SIEM, ali ušteda nije zagarantovana →
- 5. MAJ 2026. MSSP timovi sve teže nose trošak alert fatigue-a →
- 22. APR 2026. Kritična ranjivost u CrowdStrike LogScale omogućava čitanje fajlova bez prijave →
- 28. MAR 2026. Zašto je threat intelligence u središtu bezbednosnih integracija →
- 11. MAR 2026. Zašto konsolidacija bezbednosnih platformi i dalje ne daje očekivane rezultate →
Threats
reduces 6Threats it reduces. Select one to open its page.