Network (In)Security Through IP Packet Filtering

Provided by: Creative Commons
Topic: Networking
Format: PDF
IP router products are offering packet filtering as a tool for network security improvement. For security conscious network administrator packet filtering is a useful tool, as its impact use needs a understanding of its capabilities and weaknesses, as some protocols that filters are being applied to it. This paper discusses the need of IP packet filtering for network security measure, which contrasts IP packet filtering to alternative network security approaches such as application level which describes which packet filters might examine in each packet and also the characteristics of common protocols which relate to packet filtering.

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