People can contract viruses, and they can have worms, but they can’t get malware. When computers get sick it is not unlike when people get sick. A sick computer is a contagious computer and it can contaminate many others if it isn’t treated. Outbreaks like Swine Flu happen to people and Heartbleed happens to computers. The unfortunate difference is that infected computers are detrimental to people. Our timeline below describes some of the massive epidemics of the computer age.