C# Signature:

[DllImport("advapi32.dll", SetLastError=true, CharSet=CharSet.Auto)]
static extern bool ConvertStringSidToSid(string StringSid, out IntPtr ptrSid);

VB Signature:

Private Declare Auto Function ConvertStringSidToSid Lib "Advapi32" ( _
     ByVal StringSid As String, _
     ByRef Sid As Integer) As Integer

User-Defined Types:

None.

Notes:

The returned SID must be freed with LocalFree.

Tips & Tricks:

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Sample Code:

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Alternative Managed API:

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