The hundreds of millions of dollars that have been stolen from bank customers are proof that modern ATO (account take over) malware continues to be a serious problem for US and European banks. Facing an increased need to adequately protect their customers from ATO malware, or to reimburse them for their losses, banks are looking to vendors who provide a wider and more sophisticated selection of antifraud tools to mitigate ATO losses. Vendors of customer-facing antifraud solutions have differing capabilities, tactics, and assumptions, which should be understood prior to purchase. This brief provides an analysis of the leading vendors in this space.