OSSEC is an Open Source Host-based Intrusion Detection System that performs log analysis, file integrity checking, policy monitoring, rootkit detection, real-time alerting and active response. The following build options are available: GEOIP=yes Enable GeoIP support (requires GeoIP) INOTIFY=yes Enable inotify for monitoring filesystem events Example of enabling the GeoIP and inotify support: GEOIP=yes INOTIFY=yes ./ossec-server.SlackBuild See README.SLACKWARE for installation instructions.