This book delves into the transformative concept of Zero Trust, challenging traditional notions of network security and advocating for a paradigm shift in cybersecurity strategies. Beginning with an exploration of the fundamentals behind Zero Trust and its core principles, the book progresses to practical insights on implementing Zero Trust networks and extending its principles to cloud environments. It addresses the crucial aspects of compliance and governance within the Zero Trust framework and provides real-world applications and case studies showcasing successful Zero Trust implementations. Furthermore, it underscores the importance of cultivating Zero Trust awareness throughout organizational culture to fortify security measures effectively. Highlighting both the challenges and the future potential of Zero Trust, this book offers a roadmap for organizations seeking to bolster their cybersecurity defenses amidst an evolving threat landscape.