SMS-I: Intelligent Security for Cyber–Physical Systems

Critical infrastructures are an attractive target for attackers, mainly due to the catastrophic impact of these attacks on society. In addition, the cyber–physical nature of these infrastructures makes them more vulnerable to cyber–physical threats and makes the detection, investigation, and remedia...

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Main Authors: Eva Maia, Norberto Sousa, Nuno Oliveira, Sinan Wannous, Orlando Sousa, Isabel Praça
Format: Article
Language:English
Published: MDPI AG 2022-08-01
Series:Information
Subjects:
Online Access:https://www.mdpi.com/2078-2489/13/9/403
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author Eva Maia
Norberto Sousa
Nuno Oliveira
Sinan Wannous
Orlando Sousa
Isabel Praça
author_facet Eva Maia
Norberto Sousa
Nuno Oliveira
Sinan Wannous
Orlando Sousa
Isabel Praça
author_sort Eva Maia
collection DOAJ
description Critical infrastructures are an attractive target for attackers, mainly due to the catastrophic impact of these attacks on society. In addition, the cyber–physical nature of these infrastructures makes them more vulnerable to cyber–physical threats and makes the detection, investigation, and remediation of security attacks more difficult. Therefore, improving cyber–physical correlations, forensics investigations, and Incident response tasks is of paramount importance. This work describes the SMS-I tool that allows the improvement of these security aspects in critical infrastructures. Data from heterogeneous systems, over different time frames, are received and correlated. Both physical and logical security are unified and additional security details are analysed to find attack evidence. Different Artificial Intelligence (AI) methodologies are used to process and analyse the multi-dimensional data exploring the temporal correlation between cyber and physical Alerts and going beyond traditional techniques to detect unusual Events, and then find evidence of attacks. SMS-I’s Intelligent Dashboard supports decision makers in a deep analysis of how the breaches and the assets were explored and compromised. It assists and facilitates the security analysts using graphical dashboards and Alert classification suggestions. Therefore, they can more easily identify anomalous situations that can be related to possible Incident occurrences. Users can also explore information, with different levels of detail, including logical information and technical specifications. SMS-I also integrates with a scalable and open Security Incident Response Platform (TheHive) that enables the sharing of information about security Incidents and helps different organizations better understand threats and proactively defend their systems and networks.
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spelling doaj.art-a3ad3acdbfdd44769a535fcdedcb233a2023-11-23T16:52:59ZengMDPI AGInformation2078-24892022-08-0113940310.3390/info13090403SMS-I: Intelligent Security for Cyber–Physical SystemsEva Maia0Norberto Sousa1Nuno Oliveira2Sinan Wannous3Orlando Sousa4Isabel Praça5GECAD—Research Group on Intelligent Engineering and Computing for Advanced Innovation and Development, School of Engineering of the Polytechnic of Porto (ISEP), 4249-015 Porto, PortugalGECAD—Research Group on Intelligent Engineering and Computing for Advanced Innovation and Development, School of Engineering of the Polytechnic of Porto (ISEP), 4249-015 Porto, PortugalGECAD—Research Group on Intelligent Engineering and Computing for Advanced Innovation and Development, School of Engineering of the Polytechnic of Porto (ISEP), 4249-015 Porto, PortugalGECAD—Research Group on Intelligent Engineering and Computing for Advanced Innovation and Development, School of Engineering of the Polytechnic of Porto (ISEP), 4249-015 Porto, PortugalGECAD—Research Group on Intelligent Engineering and Computing for Advanced Innovation and Development, School of Engineering of the Polytechnic of Porto (ISEP), 4249-015 Porto, PortugalGECAD—Research Group on Intelligent Engineering and Computing for Advanced Innovation and Development, School of Engineering of the Polytechnic of Porto (ISEP), 4249-015 Porto, PortugalCritical infrastructures are an attractive target for attackers, mainly due to the catastrophic impact of these attacks on society. In addition, the cyber–physical nature of these infrastructures makes them more vulnerable to cyber–physical threats and makes the detection, investigation, and remediation of security attacks more difficult. Therefore, improving cyber–physical correlations, forensics investigations, and Incident response tasks is of paramount importance. This work describes the SMS-I tool that allows the improvement of these security aspects in critical infrastructures. Data from heterogeneous systems, over different time frames, are received and correlated. Both physical and logical security are unified and additional security details are analysed to find attack evidence. Different Artificial Intelligence (AI) methodologies are used to process and analyse the multi-dimensional data exploring the temporal correlation between cyber and physical Alerts and going beyond traditional techniques to detect unusual Events, and then find evidence of attacks. SMS-I’s Intelligent Dashboard supports decision makers in a deep analysis of how the breaches and the assets were explored and compromised. It assists and facilitates the security analysts using graphical dashboards and Alert classification suggestions. Therefore, they can more easily identify anomalous situations that can be related to possible Incident occurrences. Users can also explore information, with different levels of detail, including logical information and technical specifications. SMS-I also integrates with a scalable and open Security Incident Response Platform (TheHive) that enables the sharing of information about security Incidents and helps different organizations better understand threats and proactively defend their systems and networks.https://www.mdpi.com/2078-2489/13/9/403cyber–physical systemsdigital forensicscyber–physical systems forensicsmachine learningrule miningsecurity incident response
spellingShingle Eva Maia
Norberto Sousa
Nuno Oliveira
Sinan Wannous
Orlando Sousa
Isabel Praça
SMS-I: Intelligent Security for Cyber–Physical Systems
Information
cyber–physical systems
digital forensics
cyber–physical systems forensics
machine learning
rule mining
security incident response
title SMS-I: Intelligent Security for Cyber–Physical Systems
title_full SMS-I: Intelligent Security for Cyber–Physical Systems
title_fullStr SMS-I: Intelligent Security for Cyber–Physical Systems
title_full_unstemmed SMS-I: Intelligent Security for Cyber–Physical Systems
title_short SMS-I: Intelligent Security for Cyber–Physical Systems
title_sort sms i intelligent security for cyber physical systems
topic cyber–physical systems
digital forensics
cyber–physical systems forensics
machine learning
rule mining
security incident response
url https://www.mdpi.com/2078-2489/13/9/403
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AT orlandosousa smsiintelligentsecurityforcyberphysicalsystems
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