The promise of quantum computing is not speeding up conventional computing rather delivering an exponential advantage for certain classes of problems, with profound implications for cybersecurity for instance. With the advent and development of quantum computers, cyberspace security can surely become the most critical problem for the Internet in near future. On contrary, prosaic quantum technology can be promising to transform cybersecurity. This research aims to synthesize basic and fundamental studies concerning quantum cybersecurity that can be emerged both as a threat and solution to critical cybersecurity issues based on a systematic study. We provide a comprehensive, illustrative description of the current state-of-the-art quantum computing and cybersecurity and present the proposed approaches to date. Findings in quantum computing cybersecurity suggest that quantum computing can be adopted for the betterment of cybersecurity threats while it poses the most unexpected threats to cybersecurity. The focus and depth of this systematic survey not only provide quantum and cybersecurity practitioners and researchers with a consolidated body of knowledge about current trends in this area but also underpins a starting point for further research in this field.
The promise of quantum computing is not speeding up conventional computing rather delivering an exponential advantage for certain classes of problems, with profound implications for cybersecurity for instance. With the advent and development of quantum computers, cyberspace security can surely become the most critical problem for the Internet in near future. On contrary, prosaic quantum technology can be promising to transform cybersecurity. This research aims to synthesize basic and fundamental studies concerning quantum cybersecurity that can be emerged both as a threat and solution to critical cybersecurity issues based on a systematic study. We provide a comprehensive, illustrative description of the current state-of-the-art quantum computing and cybersecurity and present the proposed approaches to date. Findings in quantum computing cybersecurity suggest that quantum computing can be adopted for the betterment of cybersecurity threats while it poses the most unexpected threats to cybersecurity. The focus and depth of this systematic survey not only provide quantum and cybersecurity practitioners and researchers with a consolidated body of knowledge about current trends in this area but also underpins a starting point for further research in this field.
The advent of quantum computing represents a transformative leap in computational power, offering the potential to solve complex problems beyond the reach of classical computers. However, this power also presents significant cybersecurity risks, as quantum algorithms can potentially break widely used encryption methods, jeopardizing data privacy and secure communications. This paper presents a comprehensive review of emerging quantum-related cybersecurity threats and explores defense mechanisms designed to mitigate these risks. We examine both theoretical and real-world implications of quantum computing on cryptographic systems, highlighting recent developments in post-quantum cryptography, Quantum Key Distribution (QKD), and hybrid classical-quantum security solutions. This review aims to provide a foundational understanding of the threats quantum computing poses to cybersecurity and discusses current and future defenses essential for safeguarding digital infrastructure.
Quantum computing has emerged as a transformative computing paradigm capable of solving problems that remain computationally infeasible for classical systems; however, its rapid advancement also introduces significant security, privacy, and reliability concerns. In this context, this survey presents a comprehensive review of security challenges and mitigation strategies associated with quantum computing, focusing on security issues in quantum computers, security threats caused by quantum computers, and security mechanisms developed for quantum systems. The paper examines vulnerabilities in quantum hardware and software, the impact of quantum computing on existing cryptographic infrastructures and cybersecurity mechanisms, and the development of quantum-resilient solutions such as post-quantum cryptography, quantum-safe communication protocols, quantum intrusion detection systems, and quantum-aware software engineering techniques. In addition, the survey discusses emerging applications of quantum technologies in cybersecurity domains, including malware detection, network intrusion detection, Internet of Things (IoT) security, and secure communication systems. Furthermore, the paper analyzes existing quantum error mitigation and fault-tolerance approaches designed to improve the robustness and trustworthiness of quantum computation under realistic noisy conditions. By consolidating recent advances, open research challenges, and future directions, this survey provides a structured overview of the evolving intersection between quantum computing and cybersecurity, while serving as a reference for researchers and practitioners working toward secure, resilient, and quantum-ready computing infrastructures.
The emergence of quantum computing is set to reshape the landscape of cybersecurity, presenting a blend of significant challenges and groundbreaking opportunities. This paper delves into the growing risks tied to quantum technologies, with a particular focus on post-quantum cryptography (PQC) and the threats posed by the possible obsolescence of traditional cryptographic methods. As quantum computing capabilities advance at a rapid pace, the need for the development of quantum-resistant security protocols has become more urgent than ever. This research investigates the vulnerabilities of current cryptographic systems, the potential dangers posed by quantum computing, and the solutions already available in the field of post-quantum cryptography. Furthermore, the paper outlines a comprehensive framework for cybersecurity solutions that are resilient to future quantum threats, emphasizing the importance of collaboration across academic, industrial, and governmental sectors. By reviewing current literature and technological developments, this paper provides a roadmap for transitioning to quantum-safe security practices, addressing the risks brought on by quantum advancements, and ensuring that critical infrastructure is well-defended against quantum-driven attacks. The findings indicate that while quantum computing introduces profound risks to traditional cybersecurity systems, a proactive, strategic adoption of PQC solutions can effectively protect vital infrastructure in the post-quantum age.
The 21st century is confronting profound transformations driven by emerging technologies, notably quantum computing, which promises opportunities and risks. As industries and governments invest heavily in quantum capabilities, the looming threat of quantum computers compromising current encryption schemes has prompted the exploration of postquantum systems. This research surveys quantum technologies and reviews existing and proposed quantum policies, particularly cybersecurity, to address critical policy challenges encompassing full-spectrum quantum computing development. Our retrospective literature review and prospective analysis reveal that the research and innovation trajectory involving quantum computing technologies will mature within the next decade. With geopolitical actors gaining access to cloud-based quantum computers, more stakeholders will engage with these nascent technologies, presenting new opportunities and risks. We argue that misaligned proposals, not sufficiently aligned with strategic policy, could hinder the adoption of emerging technologies and undermine national security. This thesis analyzes and addresses these issues and provides recommendations to enhance quantum computing security analysis and reshape geopolitical policies to effectively counter the imminent threats to national security.
This study explores the dual impact of quantum computing on cybersecurity, focusing on the challenges it poses to existing cryptographic standards and the opportunities it presents for enhancing secure communication. Through a comprehensive review of current literature and analysis of emerging quantum-resistant technologies such as Quantum Key Distribution (QKD) and Post-Quantum Cryptography (PQC), the research identifies key vulnerabilities in traditional encryption methods and outlines the potential of quantum technologies to revolutionize cybersecurity practices. The study emphasizes the urgent need for the development and standardization of quantum-resistant cryptographic solutions to safeguard digital assets against the computational capabilities of quantum technologies. Policy recommendations are psroposed to accelerate the adoption of quantum-safe standards and to foster collaboration among stakeholders in the cybersecurity ecosystem. Furthermore, the study highlights areas for future research, including the scalability of quantum-resilient solutions and the ethical implications of quantum computing on privacy and security. Conclusively, the findings suggest that a proactive and collaborative approach is essential for navigating the quantum computing era, underscoring the importance of preparing a quantum-resilient cybersecurity infrastructure to ensure the long-term security of digital communications and assets.
The advent of quantum computing marks a transformative era in technology, presenting both unprecedented opportunities and significant threats to the field of cybersecurity. This chapter explores the intricate relationship between quantum computing and cybersecurity, offering a comprehensive analysis of its dual impact. We begin with an overview of quantum computing fundamentals and also discussed the current cybersecurity landscape including quantum-enhanced cryptography, Quantum Key Distribution (QKD) and post-quantum cryptographic solutions, advanced threat detection capabilities, and securing emerging technologies like the Internet of Things (IoT). Case studies and real-world implementations of quantum-safe technologies are analyzed to provide practical insights into combating quantum threats and leveraging quantum advantages. Finally, we discuss the future outlook for quantum computing in cybersecurity, addressing anticipated advancements, potential timelines for large-scale quantum threats, and the collective efforts required to ensure a secure quantum future.