Nearly all companies use data to better understand their customers – many storing millions of pieces of information digitally. And that will always leave them open to  hackers. But the self-styled 'Ethical Hacker' Ralph Echemendia, is using his knowledge to prevent that happening. He's one of the highest paid people in the IT industry and has worked with everyone from NASA to Hollywood studios. 

Echemendia says there is "no doubt hacking has influenced elections," and that it is "only now becoming clear how hackers are influencing voting decisions."