Collects events from OSSEC agents and other network tools (like Snort or OpenVAS).
Connects seemingly unrelated events from different sources to identify complex attack patterns.
Detecting unauthorized changes to critical system files. Rootkit Detection: Identifying hidden malicious software.
Automatically blocking threats (e.g., firewalling a malicious IP) in real time.
Scrutinizing system and application logs for suspicious patterns.
Open Source Security Information Management by AlienVault (now AT&T Cybersecurity). It acts as a SIEM (Security Information and Event Management) platform that:
Combining and OSSIM creates a powerful, unified open-source security architecture that bridges the gap between deep host-level monitoring and centralized security management. Together, they provide a cost-effective alternative to expensive commercial security suites for organizations needing robust intrusion detection and compliance. Core Components & Synergy