There are a ton of free or inexpensive tools for taking care of viruses, spyware, and a variety of trojans/zombies. Many DSL/cable users have firewalls built into their modems and/or wireless network access points. The biggest issue seems to be, and in fact has always been, a lack of attention to the problem of presenting potential attacks to normal users in a way that they can make intelligent decisions about whether it is in fact malicious, or is instead useful.”]
Source: https://www.darkreading.com/analytics/sound-the-alarm