Keeping Your Network Clean

A network is the sum of all environments within an organization, even those not directly controlled by the organization. For example, an environment could consist of a database management application that resides partly on local servers and partly on hosted servers in the cloud, so part of the environment is controlled directly by the organization and another part is controlled by a third party. The same holds true for applications that rely on third-party services or access data through third-party APIs. In addition, users often rely on more than one device to perform work, and some of those devices are owned by the user, rather than the organization.

The current environment demands new ways of ensuring control of resources through a combination of traditional and other means that are more flexible and have a broader range than protections in the past. Because hackers often employ zero-day exploits nowadays (those that occur immediately after a new threat...