Audit Information systems & IT Security
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Audit Information systems & and IT Security

Information System audit and IT Security

Definitions and Terminology

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router



network device that is used to establish and control the flow of data between different networks, which themselves can be based on different network protocols, by selecting paths or routes based upon routing protocol mechanisms and algorithms NOTE The routing information is kept in a routing table.

source: ISO18028-3, 2005


Hardware or software that connects two or more networks. Functions as sorter and interpreter by looking at addresses and passing bits of information to proper destinations. Software routers are sometimes referred to as gateways.

source: PCI DSS, 2008



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Auditing Security and IT Systems
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