Does Machine Learning Have a Future Role in Cyber Security?

According to Google Trends, machine learning has shown a steady (almost threefold) increase in interest since 2015. Coursera and Udacity machine learning courses are both in the top ten related topics. It appears that many people want to learn more about it. If you have ever used Google, Netflix, Amazon, Gmail, then you have interacted with machine learning (ML). It has become an important component in online retail, recommendation systems, fraud detection and others.