Wikileaks: ‘Control is passing from a power-to-power structure to a peer-to-peer structure’

After hackers temporarily shut down the websites of the one of world’s biggest credit card companies, Mastercard, there is growing concern about the spreading cyber war of attacks and counter-attacks.

The Operation Payback campaign is targetting firms that have withdrawn services from Wikileaks, the whistle-blowing website which has been publishing leaked secret cables from U.S. diplomats.

Listen to a chat the BBC had with technology journalist Jeff Jarvis about what he says are precedents (big corporations flexing its muscles on the Internet) preventing freedom of the press and transparency of government.