An Internet/Intranet World Wide Web (Web)-based centralized common interface repository system for event notifications and report outputs generated by different server applications and/or application platforms is provided as a message center (252). Such message center includes a common graphical user interface to a customer for viewing and receiving the report outputs and event notifications. The report outputs and event notifications are communicated in priority order using multithreading and multiprocessing mechanism wherein multiple messages may be serviced or received simultaneously (252 (a)-(g)). An Internet/Intranet Web-based information delivery system infrastructure capable of providing for the secure initiation, acquisition, and presentation of information from any customer computer platform having a Web browser is also provided.