<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The SERSCIS approach aims to support the use of interconnected systems of services in Critical Infrastructure (CI) applications. The problem of system interconnectedness is aptly demonstrated by ‘Airport Collaborative Decision Making’ (A-CDM). Failure or underperformance of any of the interlinked ICT systems may compromise the ability of airports to plan their use of resources to sustain high levels of air traffic, or to provide accurate aircraft movement forecasts to the wider European air traffic management systems. The proposed solution is to introduce further SERSCIS ICT components to manage dependability and interdependency. These use semantic models of the critical infrastructure, including its ICT services, to identify faults and potential risks and to increase human awareness of them. Semantics allow information and services to be described in a way that makes them understandable to computers. Thus when a failure (or a threat of it) is detected, SERSCIS components can take action to manage the consequences, including changing the interdependency relationships between services. In some cases, the components will be able to take action autonomously, e.g., to manage ‘local’ issues such as the allocation of CPU time to maintain service performance, or the selection of services where there are redundant sources available. In other cases the components will alert human operators so they can take action instead. The goal of this paper is to describe a Service Oriented Architecture (SOA) that can be used to address the management of ICT components and interdependencies in critical infrastructure systems.</p></abstract>

The SERSCIS approach aims to support the use of interconnected systems of services in Critical Infrastructure (CI) applications. The problem of system interconnectedness is aptly demonstrated by ‘Airport Collaborative Decision Making’ (A-CDM). Failure or underperformance of any of the interlinked ICT systems may compromise the ability of airports to plan their use of resources to sustain high levels of air traffic, or to provide accurate aircraft movement forecasts to the wider European air traffic management systems. The proposed solution is to introduce further SERSCIS ICT components to manage dependability and interdependency. These use semantic models of the critical infrastructure, including its ICT services, to identify faults and potential risks and to increase human awareness of them. Semantics allow information and services to be described in a way that makes them understandable to computers. Thus when a failure (or a threat of it) is detected, SERSCIS components can take action to manage the consequences, including changing the interdependency relationships between services. In some cases, the components will be able to take action autonomously, e.g., to manage ‘local’ issues such as the allocation of CPU time to maintain service performance, or the selection of services where there are redundant sources available. In other cases the components will alert human operators so they can take action instead. The goal of this paper is to describe a Service Oriented Architecture (SOA) that can be used to address the management of ICT components and interdependencies in critical infrastructure systems.

Resilient critical infrastructure management with a service oriented architecture: A test case using airport collaborative decision making

IT Innovation Centre, Gamma House, Enterprise Road, Southampton S016 7NS, UK

Austro Control, Österreichische Gesellschaft für Zivilluftfahrt mbH, Schnirchgasse 11, A-1030 Vienna, Austria

International Journal of Applied Mathematics and Computer Science

The SERSCIS approach aims to support the use of interconnected systems of services in Critical Infrastructure (CI) applications. The problem of system...

Resilient critical infrastructure management with a service oriented architecture: A test case using airport collaborative decision making

Published Online: Jun 22, 2011

Page range: 259 - 274

DOI: https://doi.org/10.2478/v10006-011-0019-9

Keywords
resilience, QoS, SOA, critical infrastructure, SLA

This content is open access.

Resilient critical infrastructure management with a service oriented architecture: A test case using airport collaborative decision making

Published Online: Jun 22, 2011

Page range: 259 - 274

DOI: https://doi.org/10.2478/v10006-011-0019-9

Keywordsresilience, QoS, SOA, critical infrastructure, SLA

This content is open access.

Keywords
resilience, QoS, SOA, critical infrastructure, SLA