An automatic billing updater (ABU) manager computing device for managing an account information data source and tracking access to the account information data source is provided. The ABU manager computing device receives account data from an issuing party, stores the account information in an account information data source, and provides the account data to requesting parties. The ABU manager computing device tracks access to the stored account data via an ABU traffic data source. ABU manager computing device may also track transaction-related messages corresponding to the stored account data in a transaction traffic data source. In certain embodiments, ABU manager computing device may generate and transmit notifications based on data stored in one or more of the stored account data, the ABU traffic data source, and the transaction traffic data source.