This book delves into the application of Artificial Intelligence (AI) for fact-checking social media content pertaining to Nigeria's security landscape. In light of the escalating spread of misinformation and fake news, particularly concerning security matters in Nigeria, there is an increasing demand for robust mechanisms to authenticate the veracity of online information. The book is centered on exploring the potential of AI tools in augmenting the efficacy of fact-checking procedures aimed at monitoring and refuting misinformation circulating on social media platforms. By investigating how AI can be harnessed to strengthen fact-checking processes specific to Nigeria's security-related online discourse, this book addresses a pressing need for reliable verification methods in an era rife with digital misinformation. Through this analysis, the book seeks to shed light on the practical applications of AI technologies in countering the proliferation of false information and enhancing the credibility of content shared across social media networks.