This book explores the ethical and legal challenges posed by advancements in real-time smart technologies, such as smart cities, autonomous vehicles, and healthcare systems. It examines key ethical issues, including privacy, surveillance, algorithmic bias, autonomy, and environmental impact, while emphasizing informed consent, security, and sustainability. The book also addresses legal concerns like data protection, liability, intellectual property, and regulation, stressing the need for effective legislation and compliance. Using real-life case studies, it highlights the importance of balancing opportunities and risks to ensure these technologies benefit society while promoting continuous debate among stakeholders for the common good.