2017 was a busy year in the realms of cybersecurity. Ransomware spread like wildfire. The cyber underworld exploited security holes in operating systems resulting from code leaked from government secret services, as well as thousands of documents pilfered from the CIA about their cyber intelligence operations and hacking tools. Hackers interfered with election campaigns, and hackers also continued their tradition of keeping a number of websites and services under fire with DDoS attacks.
