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What is Packet Filtering

Chapter 137
Encyclopedia of Information Science and Technology, Third Edition
Terminate TCP packet transmissions when a certain number of controversial keywords are detected. This affects all TCP-based protocols such as HTTP, FTP and POP, but Search engine results pages are more likely to be censored.
Published in Chapter:
Internet Censorship in China
Treasa Nic Giolla Chomhaill (Computer Science Department, Letterkenny Institute of Technology, Ireland), Nigel McKelvey (Computer Science Department, Letterkenny Institute of Technology, Ireland), Kevin Curran (School of Computing and Intelligent Systems, University of Ulster, Northern Ireland), and Nadarajah Subaginy (School of Computing and Intelligent Systems, University of Ulster, Northern Ireland)
Copyright: © 2015 |Pages: 5
DOI: 10.4018/978-1-4666-5888-2.ch137
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Chapter 9
Firewalls as Continuing Solutions for Network Security
Examining the header and/or data of each a packet against known security vulnerabilities to decide whether or not to pass the packet along the network to the next hop or rejecting the packet.
Published in Chapter: Firewalls as Continuing Solutions for Network Security; From: Handbook of Research on Information Security and Assurance
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