In the rapidly evolving landscape of the Internet of Things (IoT), where interconnected devices seamlessly communicate to enhance efficiency and convenience, the paramount concern is IoT security and trust. As the number of connected devices proliferates across various domains, ranging from smart homes and healthcare to industrial settings, the potential vulnerabilities also increase. This article delves into the multifaceted dimensions of IoT security and trust, addressing the challenges, best practices, and emerging technologies that contribute to a safer and more trustworthy IoT ecosystem.