A recent joint study conducted by the National University of Singapore (NUS) and International Data Corporation (IDC) have concluded that $491 billion will be spent by enterprises worldwide on issues related to malware this year.
Computer networks today are cheaper and easier to manage than before, driven by the sheer affordability of Gigabit Ethernet on the wired front, and the ubiquity of gadgets and laptops enabled with Wi-Fi wireless networking. Moreover, backward compatibility means that upgrading is often a matter of swapping in the newer hardware, followed by a bare minimum of tests in most organizations.