They operate overseas since. They are not Malaysian. They have successfully hacked and destroyed the Spain Police website once due to the same reason.
And that is spain!
Here in Malaysia, even the UiTM student portal was once hacked by a UiTM alumni because of revenge and just for the sake of fun.
All the best to Anonymous

P/S : While your at it, could you hack the PDRM website and remove all of our summons. Same goes to JPJ....