Head of the AI/ML Team at ESET, Juraj Jánošík, looks at machine learning in cybersecurity and considers whether it is a step toward a safer world or a step closer to the brink of chaos. Stephen Cobb on the term ‘siegeware’, and the abuse of equipment control software to threaten access to physical facilities by cybercriminals. Also a report from Google on their success at cracking down on bad apps.