# System.Security.Authentication.ExtendedProtection

``` diff
 namespace System.Security.Authentication.ExtendedProtection {
     public class ExtendedProtectionPolicyTypeConverter : TypeConverter {
-        public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType);
+        public override bool CanConvertTo(ITypeDescriptorContext context, [NotNullWhenAttribute(true)] Type destinationType);
     }
 }
```

