using System;
using System.Security;
using System.Security.Permissions;
public class ExempleFileIOPermission
{
public static void Main()
{
try {
FileIOPermission fileIOPermission = new FileIOPermission(FileIOPermissionAccess.AllAccess, @"c:application");
fileIOPermission.Demand();
} catch (SecurityException e)
{
}
}
}