Is it really a surprise that ransomware is big business? It is one the easiest ways for cyber criminals to make money, and with high tech solutions such as bitcoin, they seem to be having an easy ride. But what is the answer? As with other advancements in technology, it requires a combination of education, regulation and self control. However the companies that make and sell advanced internet enabled technology need to recognise their role and responsibility, and ensure that they do not put their customers at risk.