Article
11/18/2011

SecurityPermissionAttribute Class

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Note: This API is now obsolete.

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

Inheritance Hierarchy

System.Object
  System.Attribute
    System.Security.Permissions.SecurityAttribute
      System.Security.Permissions.CodeAccessSecurityAttribute
        System.Security.Permissions.SecurityPermissionAttribute

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

Syntax

'Declaration
<ComVisibleAttribute(True)> _
<ObsoleteAttribute("SecurityPermissionAttribute is no longer accessible to application code.")> _
<AttributeUsageAttribute(AttributeTargets.Assembly Or AttributeTargets.Class Or AttributeTargets.Struct Or AttributeTargets.Constructor Or AttributeTargets.Method, AllowMultiple := True,  _
    Inherited := False)> _
Public NotInheritable Class SecurityPermissionAttribute _
    Inherits CodeAccessSecurityAttribute

[ComVisibleAttribute(true)]
[ObsoleteAttribute("SecurityPermissionAttribute is no longer accessible to application code.")]
[AttributeUsageAttribute(AttributeTargets.Assembly|AttributeTargets.Class|AttributeTargets.Struct|AttributeTargets.Constructor|AttributeTargets.Method, AllowMultiple = true, 
    Inherited = false)]
public sealed class SecurityPermissionAttribute : CodeAccessSecurityAttribute

The SecurityPermissionAttribute type exposes the following members.

Constructors

	Name	Description
	SecurityPermissionAttribute	Initializes a new instance of the SecurityPermissionAttribute class with the specified SecurityAction.

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Properties

	Name	Description
	Action	Gets or sets a security action. (Inherited from SecurityAttribute.)
	ControlAppDomain	Gets or sets a value that indicates whether permission to manipulate AppDomain is declared.
	ControlDomainPolicy	Gets or sets a value that indicates whether permission to alter or manipulate domain security policy is declared.
	ControlEvidence	Gets or sets a value that indicates whether permission to alter or manipulate evidence is declared.
	ControlPolicy	Gets or sets a value that indicates whether permission to view and manipulate security policy is declared.
	ControlThread	Gets or sets a value that indicates whether permission to manipulate threads is declared.
	Flags	Gets or sets all permission flags that are specified in the SecurityPermissionFlag enumeration.
	SkipVerification	Gets or sets a value that indicates whether permission to bypass code verification is declared.
	UnmanagedCode	Gets or sets a value that indicates whether permission to call unmanaged code is declared.
	Unrestricted	Gets or sets a value that indicates whether full (unrestricted) permission to the resource that is protected by the attribute is declared. (Inherited from SecurityAttribute.)

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Methods

	Name	Description
	Equals	Infrastructure. Returns a value that indicates whether this instance is equal to a specified object. (Inherited from Attribute.)
	Finalize	Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
	GetHashCode	Returns the hash code for this instance. (Inherited from Attribute.)
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	Match	When overridden in a derived class, returns a value that indicates whether this instance equals a specified object. (Inherited from Attribute.)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	ToString	Returns a string that represents the current object. (Inherited from Object.)

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Remarks

This class supports the .NET Framework for Silverlight library code and is not intended to be used by Silverlight application code. The class has been marked as obsolete so that it will display a compilation warning. You can use this class in a Silverlight-based application, but it will have no effect.

Version Information

Silverlight

Obsolete (compiler warning) in 5
Obsolete (compiler warning) in 4
Obsolete (compiler warning) in 3

Silverlight for Windows Phone

Obsolete (compiler warning) in Windows Phone OS 7.1
Obsolete (compiler warning) in Windows Phone OS 7.0

XNA Framework

Obsolete (compiler warning) in Xbox 360
Obsolete (compiler warning) in Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Thread Safety

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

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