US Patent 11763016 Systems and methods for detecting exposed data

In some embodiments, apparatuses and methods are provided herein useful to determining if sensitive data has been exposed externally. In some embodiments, a system for determining if sensitive data has been exposed externally comprises an external database including a plurality of external repositories, an internal database including a plurality of internal repositories, an internal catalog including search candidates, and a control circuit configured to transmit a content search query, receive content search results, transmit a hash search query, receive hash search results, discard, from the hash search results, ones of the external repositories that have not been modified, wherein the content search results and the remaining external repositories comprise a subject group of repositories, determine which repositories in the subject group of repositories includes an expression, calculate, for the repositories, a confidence score, generate, for the repositories, a notification based on the confidence score, and transmit the notification.