ST-ASS-CE1 is a part of the Ninigi code base, which stands for Security and Assurance Common Event Logging. It is an API that provides developers with an easy way to log security and assurance related events in an application for tracking, alerting, and auditing purposes. ST-ASS-CE1 is designed to support a wide range of event types and to provide flexible, easily customizable methods for collecting, storing, and retrieving logs with minimal effort from developers. ST-ASS-CE1 also provides built-in functionality for maintaining log integrity and privacy, as well as an intuitive user interface for easy access to logged events.