[MSDN Library June 1998] IsValidSid (100%)
MSDN Library Visual Studio 6.0 > Platform SDK > Windows Base Services > Security > Access Control > Access Control > Access Control Reference > Access Control Functions
[MSDN Library September 1992] IsValidSid (43.530701754386%)
Product Documentation > Win32 SDK for Windows NT > Programmer's Reference: API (prelim. ) > API Function Reference > I