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File.GetAccessControl Method (String, AccessControlSections)

Gets a FileSecurity object that encapsulates the specified type of access control list (ACL) entries for a particular file.

Namespace:  System.IO
Assembly:  mscorlib (in mscorlib.dll)

public static FileSecurity GetAccessControl(
	string path,
	AccessControlSections includeSections


Type: System.String
The path to a file containing a FileSecurity object that describes the file's access control list (ACL) information.
Type: System.Security.AccessControl.AccessControlSections
One of the AccessControlSections values that specifies the type of access control list (ACL) information to receive.

Return Value

Type: System.Security.AccessControl.FileSecurity
A FileSecurity object that encapsulates the access control rules for the file described by the path parameter.


An I/O error occurred while opening the file.


The path parameter is null.


The file could not be found.


The path parameter specified a file that is read-only.


This operation is not supported on the current platform.


The path parameter specified a directory.


The caller does not have the required permission.

Use the GetAccessControl method to retrieve the access control list (ACL) entries for a file.

An ACL describes individuals and/or groups who have, or do not have, rights to specific actions on the given file. For more information, see ACL Technology Overview and How to: Add or Remove Access Control List Entries.

In NTFS environments, ReadAttributes and ReadExtendedAttributes are granted to the user if the user has ListDirectory rights on the parent folder. To deny ReadAttributes and ReadExtendedAttributes, deny ListDirectory on the parent directory.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.