In today’s IT landscape, threats to network security have evolved. We have targeted cyberattacks with the nature of how networks are attacked continuously changing; data breaches from both inside and outside the corporation; unintentional leaks of corporate data from social networking sites such as Twitter and Facebook; mobile device vulnerabilities especially from employees’ personal smartphones that are used to access corporate data; and cloud computing where corporations have to rely on a third-party to ensure the security of their data.