Blockchain Applications in the Military Domain: A Systematic Review

<i>Background:</i> Blockchain technology can transform military operations, increasing security and transparency and gaining efficiency. It addresses many problems related to data security, privacy, communication, and supply chain management. The most researched aspects are its integrati...

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Main Authors: Nikos Kostopoulos, Yannis C. Stamatiou, Constantinos Halkiopoulos, Hera Antonopoulou
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Technologies
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Online Access:https://www.mdpi.com/2227-7080/13/1/23
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author Nikos Kostopoulos
Yannis C. Stamatiou
Constantinos Halkiopoulos
Hera Antonopoulou
author_facet Nikos Kostopoulos
Yannis C. Stamatiou
Constantinos Halkiopoulos
Hera Antonopoulou
author_sort Nikos Kostopoulos
collection DOAJ
description <i>Background:</i> Blockchain technology can transform military operations, increasing security and transparency and gaining efficiency. It addresses many problems related to data security, privacy, communication, and supply chain management. The most researched aspects are its integration with emerging technologies, such as artificial intelligence, the IoT, application in uncrewed aerial vehicles, and secure communications. <i>Methods:</i> A systematic review of 43 peer-reviewed articles was performed to discover the applications of blockchain in defense. Key areas analyzed include the role of blockchain in securing communications, fostering transparency, promoting real-time data sharing, and using smart contracts for maintenance management. Challenges were assessed, including scalability, interoperability, and integration with the legacy system, alongside possible solutions, such as sharding and optimized consensus mechanisms. <i>Results</i>: In the case of blockchain, great potential benefits were shown in enhancing military operations, including secure communication, immutable record keeping, and real-time integration of data with the IoT and AI. Smart contracts optimized resource allocation and reduced maintenance procedures. However, challenges remain, such as scalability, interoperability, and high energy requirements. Proposed solutions, like sharding and hybrid architecture, show promise to address these issues. <i>Conclusions</i>: Blockchain is set to revolutionize the efficiency and security of the military. Its potential is enormous, but it must overcome scalability, interoperability, and integration issues. Further research and strategic adoption will thus allow blockchain to become one of the cornerstones of future military operations.
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spelling doaj-art-02fad7daa3874d3e95f2ecf2567a89962025-01-24T13:50:46ZengMDPI AGTechnologies2227-70802025-01-011312310.3390/technologies13010023Blockchain Applications in the Military Domain: A Systematic ReviewNikos Kostopoulos0Yannis C. Stamatiou1Constantinos Halkiopoulos2Hera Antonopoulou3Department of Management Science and Technology, University of Patras, 26334 Patras, GreeceComputer Technology Institute and Press “Diophantus”, University of Patras Campus, 26504 Patras, GreeceDepartment of Management Science and Technology, University of Patras, 26334 Patras, GreeceDepartment of Management Science and Technology, University of Patras, 26334 Patras, Greece<i>Background:</i> Blockchain technology can transform military operations, increasing security and transparency and gaining efficiency. It addresses many problems related to data security, privacy, communication, and supply chain management. The most researched aspects are its integration with emerging technologies, such as artificial intelligence, the IoT, application in uncrewed aerial vehicles, and secure communications. <i>Methods:</i> A systematic review of 43 peer-reviewed articles was performed to discover the applications of blockchain in defense. Key areas analyzed include the role of blockchain in securing communications, fostering transparency, promoting real-time data sharing, and using smart contracts for maintenance management. Challenges were assessed, including scalability, interoperability, and integration with the legacy system, alongside possible solutions, such as sharding and optimized consensus mechanisms. <i>Results</i>: In the case of blockchain, great potential benefits were shown in enhancing military operations, including secure communication, immutable record keeping, and real-time integration of data with the IoT and AI. Smart contracts optimized resource allocation and reduced maintenance procedures. However, challenges remain, such as scalability, interoperability, and high energy requirements. Proposed solutions, like sharding and hybrid architecture, show promise to address these issues. <i>Conclusions</i>: Blockchain is set to revolutionize the efficiency and security of the military. Its potential is enormous, but it must overcome scalability, interoperability, and integration issues. Further research and strategic adoption will thus allow blockchain to become one of the cornerstones of future military operations.https://www.mdpi.com/2227-7080/13/1/23blockchain technologymilitary operationsdata securitysecure communicationsupply chain managementsmart contracts
spellingShingle Nikos Kostopoulos
Yannis C. Stamatiou
Constantinos Halkiopoulos
Hera Antonopoulou
Blockchain Applications in the Military Domain: A Systematic Review
Technologies
blockchain technology
military operations
data security
secure communication
supply chain management
smart contracts
title Blockchain Applications in the Military Domain: A Systematic Review
title_full Blockchain Applications in the Military Domain: A Systematic Review
title_fullStr Blockchain Applications in the Military Domain: A Systematic Review
title_full_unstemmed Blockchain Applications in the Military Domain: A Systematic Review
title_short Blockchain Applications in the Military Domain: A Systematic Review
title_sort blockchain applications in the military domain a systematic review
topic blockchain technology
military operations
data security
secure communication
supply chain management
smart contracts
url https://www.mdpi.com/2227-7080/13/1/23
work_keys_str_mv AT nikoskostopoulos blockchainapplicationsinthemilitarydomainasystematicreview
AT yanniscstamatiou blockchainapplicationsinthemilitarydomainasystematicreview
AT constantinoshalkiopoulos blockchainapplicationsinthemilitarydomainasystematicreview
AT heraantonopoulou blockchainapplicationsinthemilitarydomainasystematicreview