Internet security: firewalls and beyond
Communications of the ACM
Internet security attacks at the basic levels
ACM SIGOPS Operating Systems Review
Journal of Network and Systems Management
Enemy at the gate: threats to information security
Communications of the ACM - Program compaction
Computer Networks and Internets
Computer Networks and Internets
Intrusion Prevention System Design
CIT '04 Proceedings of the The Fourth International Conference on Computer and Information Technology
Snort - Lightweight Intrusion Detection for Networks
LISA '99 Proceedings of the 13th USENIX conference on System administration
Practical real-time intrusion detection using machine learning approaches
Computer Communications
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General trend in industry is a shift from Intrusion Detection Systems (IDS) to Intrusion Prevention Systems (IPS). In this paper, we have investigated the motivations behind this trend. In addition, we have surveyed some of the available IDS/IPS tools. Real time analysis of several Internet attacks was done using SNORT, "the de facto standard for intrusion detection/prevention", and Nmap in order to study malicious behavior of our network. Simulation results of Scanning attack as well as DoS attack performed on test computer have been provided. A comparative analysis of the results obtained with Snort and EagleX showed the higher efficiency of Snort.