ISO/IEC 18028-3:2005
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Information technology -- Security techniques -- IT network security -- Part 3: Securing communications between networks using security gateways

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This standard has been revised by: ISO/IEC 27033-4:2014


ISO/IEC 18028-3:2005 provides an overview of security gateways through a description of different architectures.

It outlines the techniques for security gateways to analyse network traffic. The techniques discussed are as follows:

  • packet filtering,
  • stateful packet inspection,
  • application proxy,
  • network address translation,
  • content analysing and filtering.

Additionally, ISO/IEC 18028-3:2005 provides guidelines for the selection and configuration of security gateways. It gives guidance to choose the right type of architecture for a security gateway, which best meets the security requirements of an organization.


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