Nytro Posted September 5, 2011 Report Posted September 5, 2011 OSSEC is an Open Source Host-based Intrusion DetectionOSSEC is an Open Source Host-based Intrusion Detection System. It performs log analysis, file integrity checking, policy monitoring, rootkit detection, real-time alerting and active response.It runs on most operating systems, including Linux, MacOS, Solaris, HP-UX, AIX and Windows. A list with all supported platforms is available here.Docs: DocumentationDownload:http://www.ossec.net/main/downloads Quote