Layer Based Log Analysis for Enhancing Security of Enterprise Data Center

The development of various Internet technologies recently leads many organizations to connect their data center with the global networking infrastructure for communication and sharing of resources. This proves the concept of ¿global village¿ that can foster corporation among organizations. However, the issues of security are becoming important as society is moving to the digital information age. For enterprises to evaluate, know data center health as well as conduct their business in a secured manner they must incorporate security. Though, existing security systems use limited log files type and formats for analysis, lead to unclear picture for administrators to decide the existence of attacks in their data center infrastructure. In this thesis, log analysis technique was used to identify intrusions found at different layers of organizations data center through scrutinizing log events recorded by various network devices, applications and others. Log analysis is an approach that provides valuable information by utilizing various collections of log files gathered from critical data center devices.