AlienVault’s Unified Security Management product is an excellent introductory SIEM appliance.
LOG Storm from BlackStratus combines log management and correlation systems with real-time monitoring and an integrated incident response system all on one easy-to-deploy and use appliance.
System administrators looking to extend their logging capabilities, or security professionals needing to gain deeper insights into their computing environments, might start their search with the CorreLog Enterprise Server.
SecureVue from EiQ Networks provides log gathering, correlation and analysis services for numerous operating systems, network and security devices, combining these services into a solid SIEM platform that offers vulnerability and compliance monitoring, incident management and configuration auditing in one easy-to-use package.
This feature-rich tool is designed to meet the needs of organizations of all sizes. It hits all the marks for an enterprise SIEM.