As tourism becomes digitized through smart technologies, cybersecurity and digital trust remain critical for sustainable development. From connected booking platforms and IoT-enabled infrastructure to data-driven personalization, tourism now relies on the secure management of sensitive information. This evolution brings new vulnerabilities, making it essential for governments, businesses, and travelers to prioritize cybersecurity measures that protect data privacy and system integrity. Building and maintaining digital trust ensures user confidence, encouraging adoption of smart solutions, and supporting long-term sustainability goals. In this context, cybersecurity fosters resilient, transparent, and responsible tourism systems. Cybersecurity and Digital Trust in Smart and Sustainable Tourism explores how cybersecurity practices protect digital infrastructure, user data, and systems in smart tourism environments. It examines how building and maintaining digital trust influences traveler confidence, organizational collaboration, and the sustainability of technology-driven tourism systems. This book covers topics such as digital forensics, smart technology, and sustainable development, and is a useful resource for engineers, business owners, security professionals, academicians, researchers, and scientists.