Assembly: Microsoft.Office.Server.Search (in microsoft.office.server.search.dll)
The ISecurityTrimmer interface provides two methods to support custom security trimming applications.
For more information about how custom security trimming works, see Custom Security Trimming for Enterprise Search Results Overview.
Implementing and using a custom security trimmer is a multistep process. For a complete, step-by-step walkthrough of all the required steps, see Walkthrough: Using a Custom Security Trimmer for Search Results.