Planning for the unexpected: Exploring the 2024 Global IT Outage (GITO) impact on critical infrastructures

The paper presents the results of an analysis of the 2024 Global IT Outage (GITO) disruptive event that occurred on 19 July 2024, causing worldwide disruptions to air travel, health, systems, among others. The UK critical infrastructure systems (CIs) have been used as a case study in the present ana...

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Main Author: Jaime Santos-Reyes
Format: Article
Language:English
Published: Elsevier 2025-06-01
Series:Sustainable Futures
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Online Access:http://www.sciencedirect.com/science/article/pii/S2666188825000504
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author Jaime Santos-Reyes
author_facet Jaime Santos-Reyes
author_sort Jaime Santos-Reyes
collection DOAJ
description The paper presents the results of an analysis of the 2024 Global IT Outage (GITO) disruptive event that occurred on 19 July 2024, causing worldwide disruptions to air travel, health, systems, among others. The UK critical infrastructure systems (CIs) have been used as a case study in the present analysis. The employed approach has been the use of a systemic safety management system (SSMS) model. Some key findings: a) Transport (Air travel) and health CIs were fragile to the event, b). Energy, water, and food CIs exhibited robustness. The energy sector's robustness has to do with its inhouse-software system and its no dependency on the CrowdStrike's software; water and food seem not to be having a strong dependence on the software; however, it is unclear whether this could have been maintained had the emergency lasted for more days or months, c). The GITO disruption effects varied within the CI system, e.g., transport, and financing sectors. Some key conclusions: a). Robustness to disruptive events such as the present case study requires CIs in-house technologies or back-up systems; b). Due to interdependencies, a robust subsystem within a CI system is not enough to withstand a disruptive event, i.e., it still will be fragile; c). Decision-makers should plan for unexpected events; d). The employed model has the potential to modelling interdependence among CIs. More research is needed on the analysis of events such as the presented here-in to learn from these and further enhance the existing knowledge on disruptive events on CIs.
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spelling doaj-art-3a967ffb049a4ca48e1a4719107227622025-02-12T05:32:50ZengElsevierSustainable Futures2666-18882025-06-019100480Planning for the unexpected: Exploring the 2024 Global IT Outage (GITO) impact on critical infrastructuresJaime Santos-Reyes0Grupo de Investigación, SEPI-ESIME, Instituto Politécnico Nacional, MéxicoThe paper presents the results of an analysis of the 2024 Global IT Outage (GITO) disruptive event that occurred on 19 July 2024, causing worldwide disruptions to air travel, health, systems, among others. The UK critical infrastructure systems (CIs) have been used as a case study in the present analysis. The employed approach has been the use of a systemic safety management system (SSMS) model. Some key findings: a) Transport (Air travel) and health CIs were fragile to the event, b). Energy, water, and food CIs exhibited robustness. The energy sector's robustness has to do with its inhouse-software system and its no dependency on the CrowdStrike's software; water and food seem not to be having a strong dependence on the software; however, it is unclear whether this could have been maintained had the emergency lasted for more days or months, c). The GITO disruption effects varied within the CI system, e.g., transport, and financing sectors. Some key conclusions: a). Robustness to disruptive events such as the present case study requires CIs in-house technologies or back-up systems; b). Due to interdependencies, a robust subsystem within a CI system is not enough to withstand a disruptive event, i.e., it still will be fragile; c). Decision-makers should plan for unexpected events; d). The employed model has the potential to modelling interdependence among CIs. More research is needed on the analysis of events such as the presented here-in to learn from these and further enhance the existing knowledge on disruptive events on CIs.http://www.sciencedirect.com/science/article/pii/S2666188825000504Robust and fragile systemsunexpected and disruptive eventsUK CIsGlobal IT Microsoft outageSystemic SSMS model
spellingShingle Jaime Santos-Reyes
Planning for the unexpected: Exploring the 2024 Global IT Outage (GITO) impact on critical infrastructures
Sustainable Futures
Robust and fragile systems
unexpected and disruptive events
UK CIs
Global IT Microsoft outage
Systemic SSMS model
title Planning for the unexpected: Exploring the 2024 Global IT Outage (GITO) impact on critical infrastructures
title_full Planning for the unexpected: Exploring the 2024 Global IT Outage (GITO) impact on critical infrastructures
title_fullStr Planning for the unexpected: Exploring the 2024 Global IT Outage (GITO) impact on critical infrastructures
title_full_unstemmed Planning for the unexpected: Exploring the 2024 Global IT Outage (GITO) impact on critical infrastructures
title_short Planning for the unexpected: Exploring the 2024 Global IT Outage (GITO) impact on critical infrastructures
title_sort planning for the unexpected exploring the 2024 global it outage gito impact on critical infrastructures
topic Robust and fragile systems
unexpected and disruptive events
UK CIs
Global IT Microsoft outage
Systemic SSMS model
url http://www.sciencedirect.com/science/article/pii/S2666188825000504
work_keys_str_mv AT jaimesantosreyes planningfortheunexpectedexploringthe2024globalitoutagegitoimpactoncriticalinfrastructures