Abstract: Systems and methods for automatically responding to a mass compromise event include storing, in a financial institution database, transaction histories for each of a plurality of accounts associated with the financial institution, analyzing, using an account detection processor, the transaction histories to identify one or more accounts among the plurality of accounts that are associated with a mass compromise event, segmenting, using the account detection processor, the identified one or more accounts into first and second segments, applying, using the account detection processor, risk splitters to first segment to identify mass compromise queue processing accounts, providing, using the account detection processor, the mass compromise queue processing accounts, and automatically processing, using a mass compromise queue processor, the mass compromise queue processing accounts.