Comprehensive review of smart city cybersecurity strategies

With cities rapidly advancing technologically, the rise of smart cities brings innovative solutions to urban challenges. However, this integration of technologies within urban infrastructures introduces new cybersecurity risks. This review explores the cybersecurity issues that smart cities face and discusses strategies to address these threats. Smart cities rely on interconnected networks of devices and systems to enhance efficiency, sustainability, and citizen services. Yet, this connectivity also creates a complex environment that is vulnerable to cyberattacks. A key concern is the wide array of IoT devices deployed across smart city infrastructures, which often lack robust security mechanisms, making them susceptible to exploitation by cybercriminals. The interconnected nature of these systems heightens the potential impact of cyberattacks, posing significant risks to critical infrastructure, public safety, and privacy. Threat actors can exploit vulnerabilities in interconnected systems, disrupting essential services, manipulating data, or even causing physical harm. Since smart cities heavily depend on data-driven decision-making, ensuring data integrity and confidentiality is a top priority. To mitigate these risks, various cybersecurity strategies have been proposed and implemented. These include technical solutions, regulatory frameworks, and collaboration among stakeholders. Technical measures like encryption, authentication mechanisms, intrusion detection systems, and secure software development practices are essential. Additionally, strong access controls and network segmentation can limit the scope of potential attacks. Regulatory initiatives also play a crucial role in improving cybersecurity standards and ensuring compliance among stakeholders. Establishing clear guidelines for data protection, privacy rights, and incident response protocols is vital for safeguarding citizens' interests. Collaborative efforts between government agencies, the private sector, academia, and cybersecurity experts are crucial in sharing information and collectively defending against emerging threats. Securing smart cities requires a comprehensive approach that integrates technical measures, regulatory frameworks, and collaborative efforts to create a resilient and secure urban environment for all citizens. Keywords: Cybersecurity, Smart City, AI, Technology, Security.