Introduction to SIEM and Wazuh: Architecture, Components & Why It Matters Every second, thousands of cyber attacks happen worldwide. But how do organizations even know they are under attack?  This is …

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A beginner-friendly introduction to SIEM (Security Information & Event Management) and Wazuh, an open-source SIEM+XDR platform. Covers why centralized log management matters, the agent-manager architecture, and Wazuh's four core components: Agent, Manager, Indexer, and Dashboard. Also explains why Wazuh is a good starting point for learning security monitoring, including its free/open-source nature, MITRE ATT&CK integration, and compliance support for PCI DSS, HIPAA, and GDPR.