Digital advertising has witnessed the growth of mobile ad fraud becoming a major threat against marketers’ campaign performance and their allocated advertising budgets. The growth of mobile usage, together with shifting advertising finances, has created new opportunities for fraudulent actions. The battle against deception might receive a solution through MarTech. Marketers must acquire protective tools because mobile devices have become consumers’ initial point of contact. The approach to mobile ad fraud transcends information technology boundaries because it directly impacts company performance alongside return on investment and brand reputation. MarTech continues to meet the demands of the industry. Modern marketers gain effective protection against fraud by using AI-powered fraud detection, campaign optimization tools, and third-party verification. Moving to the correct MarTech stack allows companies to detect fraud while simultaneously preventing it and adding valuable insights through learning that allows continuous adaptation to new threats.