Finding and Removing Orphaned SIDs in File Permissions, or: Busting the Ghosts Built Into Windows 7

Due to a lack of visibility permission cleanup is performed far less frequently than it could, and probably should. As a result, ghost ACEs (permissions from deleted accounts) linger in the dark corners of the file system, threatening the unsuspecting admin with the horrors of unresolvable SIDs.
Helge's Tools
