In a major hacking attempt Indian hackers on 70th independence day of Pakistan have hacked several government websites and posted Indian flag and Indian anthem, officials in Pakistan Telecommunication authority officials said on Monday.

The hacked sites include Ministry of Defence, Ministry of Information Technology, Ministry of Water and Power, Cabinet Division, Ministry of Food Security and Ministry of Environment Change. The hackers have posted Happy Independence Day messages for India and Indian flag on the websites. PTA has shutdown the websites and trying to restore them.

Sources in PTA did not identify the group behind the hacking but said it was a highly coordinated hacking by Indian hackers.