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DataProtectionPermissionAttribute Class

Allows security actions for DataProtectionPermission to be applied to code using declarative security. This class cannot be inherited.

Namespace:  System.Security.Permissions
Assembly:  System.Security (in System.Security.dll)

[AttributeUsageAttribute(AttributeTargets.Assembly|AttributeTargets.Class|AttributeTargets.Struct|AttributeTargets.Constructor|AttributeTargets.Method, AllowMultiple = true, 
	Inherited = false)]
public sealed class DataProtectionPermissionAttribute : CodeAccessSecurityAttribute

The scope of the declaration that is allowed depends on the SecurityAction value that is used.

The security information declared by a security attribute is stored in the metadata of the attribute target and is accessed by the system at run time. DataProtectionPermissionAttribute is used only for declarative security. For imperative security, use the DataProtectionPermission class.

The following code example shows the use of the DataProtectionPermissionAttribute. This code example is part of a larger example provided for the DataProtectionPermission class.

     Flags = DataProtectionPermissionFlags.ProtectData)]
private static void TryProtectData()
    catch (SecurityException e)
        Console.WriteLine("A security exception thrown when attempting:" +


Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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

.NET Framework

Supported in: 3.5, 3.0, 2.0