When the detect.impact.analysis.enabled property in Detect to set to true, Detect creates a call graph (a list of calls made by your code) to understand the public methods your code is using in your application. The call graph shows the fully qualified public method names as well as the line number where the function was called. The data is packaged into a single file and Detect sends this file over HTTPS to the Black Duck SCA server, enabling vulnerability impact analysis in Black Duck SCA