"One of the primary challenges for national security professionals in analyzing the Dark Web is the difficulty around reaching a common understanding of what the term entails. The term “Dark Web” is already ambiguous and is often conflated with other terms such as the “Deep Web” or the “Criminal Underground” or one of many other terms used to characterize its place within the Internet1. Though the purpose of this paper is not to define the Dark Web, a working definition is necessary in order to understand how the Dark Web may affect the national security interests of nation-states throughout the globe."