The emergence of artificial intelligence (AI) has posed some tremendous challenges in fraud and disinformationdetection and deterrence, especially in financial organizations and media houses. With the advent of AI technologiessuch as deep fakes, voice synthesis and manipulated video content becoming more and more advanced, the necessityof a well-developed system of media verification has never been so acute. The present paper discusses the purpose ofAI in authenticating the authenticity of media with reference to its use to promote financial fraud prevention andcounter electoral disinformation. The paper is a review of the existing AI technology employed by financial institutionsto implicit frauds, such as AI voice and face recognition, and AI-based deepfake detection technologies used by newsoutlets to maintain media integrity. The results imply that although AI is an important factor to protect trust, there areissues regarding its accuracy, scale, and ethics. The paper is summarized in the conclusion with a highlight on thepossible use of AI in authenticity and transparency, in addition to demanding further innovation and regulation tocounter any emerging threat in the fast changing digital environment.