Creates and returns a new instance of the SocketPermission class.
Assembly: System (in System.dll)
The method is called by the security system, not by the application code. The security information described by SocketPermissionAttribute is stored in the metadata of the attribute target, which is the class to which the SocketPermissionAttribute is applied. The system then accesses the information at run-time and calls . The system uses the returned IPermission to enforce the specified security requirements.