The price to keep Megaupload's data stash alive is costing one hosting company thousands a day.

In a test cast, the US is attempting to extradite a UK student for running a website - TVShack - which shared pirated TV shows and films to registered users.

US officials are among the many who have had their data cut from their Megaupload accounts.

The government needs to stop the secrecy and be more open with the public and the online community on the international Anti-Counterfeiting Trade Agreement (ACTA), industry lobby group Tech Liberty says.

The Ministry of Economic Development (MED) is working together with the Ministry of Foreign Affairs and Trade (MFAT) on ACTA and representing New Zealand’s interests in the negotiations.

Hundreds of Kiwis have had their Twitter accounts hacked over the past several days but this is not confined to New Zealand, local online security provider Netsafe says.