Black box testing focuses on validating software behavior based on expected inputs and outputs, without considering internal implementation details. This makes it effective for checking whether features behave according to defined requirements.
By applying black box testing, teams can identify functional defects, missing requirements, and incorrect system responses that may not be apparent through code-level testing. It is commonly used for testing user interfaces, APIs, and system integrations.
Including black box testing in a comprehensive testing strategy helps teams confirm that software aligns with business expectations and delivers reliable functionality to end users.