As all the pieces of our cyberworld — personal laptops, business desktops, smartphones, digital assistants, TVs, appliances — grow more connected, they also make us more vulnerable to cyberattacks. Both on the individual and corporate levels, cyberattacks have become big business, which in turn has made cybersecurity big business as well. The research firm Gartner estimates that $96 billion will be spent on global information security in 2018, an 8% increase from 2017.