8. Overreliance On Antivirus
Antivirus alone will not provide the protection necessary to detect threats at the perimeter. McAfee said 78 percent of those surveyed indicated confidence that perimeter threats could be identified in real time. While antivirus offers protection against the most widespread attacks -- typically financially motivated attacks generated by automated toolkits -- other security technologies are necessary to detect threats, including properly configured firewalls and network intrusion prevention appliances.