This report presents the H2 2025 Update to the TransUnion Top Fraud Trends Report, focusing on the evolving landscape of fraud and the challenges faced by fraud-fighting teams. It outlines the significant increase in fraud losses, with businesses reporting an average loss of 7.7% of their revenue due to fraud, amounting to USD$534 billion among surveyed leaders. The report details various fraud types, including account takeover and synthetic identity fraud, which have seen marked increases. It emphasizes the importance of understanding identity risks and the need for organizations to enhance their fraud prevention strategies. The report combines insights from a global business survey and consumer data, providing a comprehensive view of fraud experiences across different regions. It also highlights the reliance on identity verification and device reputation as key technologies in combating fraud. The findings aim to assist organizations in evaluating their current fraud prevention programs and improving customer experiences while reducing fraud.