Detection of Firewall Policy Anomalies in Real-time Distributed Network Security Appliances

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Provided by: International Journal of Computer Applications
Topic: Security
Format: PDF
With the advent of emerging technologies like cloud computing, the security of confidential data is of prime importance. Firewalls are widely used as the most basic security device used to protect a network from unauthorized access and network intrusions. Network administrators define some rules to filter incoming and outgoing packets which form the security policy of the firewall. The large size of firewall policies creates complex interactions between policies of the same firewall as well as between multiple firewalls. In this paper, the authors extend the currently known classification for firewall policy anomalies.
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