Was this page helpful?
Your feedback about this content is important. Let us know what you think.
Additional feedback?
1500 characters remaining
Export (0) Print
Expand All
ACE
ACL
SID
Expand Minimize

SID structure

The security identifier (SID) structure is a variable-length structure used to uniquely identify users or groups.

Applications should not modify a SID directly. To create and manipulate a security identifier, use the functions listed in the See Also section.

Requirements

Minimum supported client

Windows XP [desktop apps only]

Minimum supported server

Windows Server 2003 [desktop apps only]

Header

Winnt.h (include Windows.h)

See also

SID Components
AllocateAndInitializeSid
ConvertSidToStringSid
ConvertStringSidToSid
CopySid
EqualSid
FreeSid
GetLengthSid
GetSidIdentifierAuthority
GetSidLengthRequired
GetSidSubAuthority
GetSidSubAuthorityCount
InitializeSid
IsValidSid
LookupAccountName
LookupAccountSid

 

 

Community Additions

ADD
Show:
© 2015 Microsoft