How can businesses combat challenges out of their control? In this episode of Futurepreneur, Powerledger co-founder Dr Jemma Green joins business reporter Dominic Powell to explore how to manage cyber security risks.  Powerledger is a software which uses blockchain for energy and environmental commodity trading.  Using secure technology for internal staff communications is just one technique Power Ledger uses to protect its data. But Dr Green says using blockchain offers the company a lot of protection. For more of Australia’s best business journalism you can visit our website or buy our papers. Subscribers power our newsroom so to support our journalism and become a subscriber just search Subscribe the Sydney Morning Herald or The Age. See omnystudio.com/listener for privacy information.