The complexity of securing critical infrastructure in smart cities requires a forward-thinking approach that integrates technology, governance, and community engagement. Begin by identifying essential systems—such as power grids, transportation networks, and emergency response platforms—and conducting risk assessments to understand their vulnerabilities. Implement network segmentation to isolate critical systems from publicly accessible components, minimizing the attack surface. Stay Secure Today IoT devices with strong authentication measures, regular firmware updates, and encrypted communication protocols to prevent unauthorized access. Employ real-time monitoring tools powered by AI and machine learning to detect anomalies and respond to threats before they escalate. Data collected by smart city sensors and applications must be protected with encryption at rest and in transit, ensuring that sensitive citizen information remains secure. Develop comprehensive identity and access management (IAM) systems that enforce role-based access controls and track all user activity. Regularly audit software and hardware to identify outdated components and address vulnerabilities. Disaster recovery and incident response plans should be in place, outlining steps for containment, eradication, and recovery during cyber incidents. Educate city employees, contractors, and partners about cybersecurity best practices, emphasizing the importance of maintaining vigilance against phishing and social engineering attacks. Public engagement is also crucial; raise awareness among residents about the security features of smart city services and provide guidelines for safe interaction with connected technologies. Collaboration between government agencies, private sector entities, and cybersecurity experts is vital to developing standardized protocols and sharing threat intelligence. By prioritizing security, smart cities can ensure the safety, privacy, and trust of their residents while advancing technological innovation.