Specifies the permission level for a Web browser.
public enum WebBrowserPermissionLevel
< object property = " enumerationMemberName " ... />
Member name Description None A Web browser that cannot navigate frames to HTML. Safe A Web browser that can safely navigate frames to HTML but with several restrictions. Unrestricted A Web browser that can navigate without restrictions.
Use this enumeration to set the
property of the Level class. WebBrowserPermission
permission level restricts the following Web browser operations. Safe
A pop-up window cannot be created over the Web browser control.
The Web browser control can only be navigated to its site of origin.
The security settings of the Web browser control are reduced.
The following example shows how to demand that the calling code has unrestricted permission to create a Web browser control.
[WebBrowserPermissionAttribute(SecurityAction.Demand, Level = WebBrowserPermissionLevel.Unrestricted)]
Supported in: 4.5, 4, 3.5, 3.0
.NET Framework Client Profile
Supported in: 4, 3.5 SP1
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.