The Impact of Blockchain Technology on Reducing Cyber Risks
Özden Şentürk, Ali Baghırov · Journal of Organizations Technology and Entrepreneurship · 2024
Blockchain technology, which gained prominence with the advent of Bitcoin in 2008, has garnered significant attention across various sectors due to its inherent transparency, security, and decentralization.The ability to operate without central authorities has facilitated more efficient and secure transactions, particularly in an increasingly digital environment where cybersecurity has become a critical concern.Cybersecurity, defined as the protection of electronic systems, networks, and data from malicious threats, is paramount for individuals, organizations, and nations.Blockchain has emerged as a promising solution in the cybersecurity domain, offering enhanced data integrity and immutability.Each block in the chain is cryptographically linked to the previous one, making data tampering exceedingly difficult.The decentralized nature of blockchain, requiring validation from multiple participants, reduces the risk of single-point failures and enhances protection against cyberattacks, such as Distributed Denial of Service (DDoS) attacks.Blockchain aligns closely with the Confidentiality, Integrity, and Availability (CIA) triad in cybersecurity by employing encryption techniques and private keys for data protection, ensuring immutability of records, and providing continuous access through distributed networks.While its potential applications are broad, ranging from healthcare to supply chain management and Internet of Things (IoT), several limitations still hinder blockchain's widespread adoption in cybersecurity.Chief among these are issues related to scalability and resource management, as high transaction volumes can lead to inefficiencies in speed and cost.Emerging solutions, such as hybrid blockchain models, sidechains, and sharding, are being explored to address these challenges.Despite these obstacles, blockchain presents a resilient framework capable of enhancing cybersecurity measures across multiple sectors.Continued research and innovation are necessary to overcome existing limitations and fully unlock the potential of blockchain in reducing cyber risks.As blockchain technology evolves, its role in fortifying defences against cyber threats is expected to become increasingly pivotal, providing a robust and adaptive mechanism to combat future cyberattacks.