Embodiments of systems and methods as disclosed herein may determine that an initiator of a communication on a distributed computer network is an automated script or the like. More particularly, in one embodiment, a web page including a hidden field may be generated in response to a request for the web page. This hidden field is a field included in the web page that is not visible to a human user when the web page is rendered by a browser and presented to the user. By comparing a received value for such a hidden field with an associated value for the hidden field as provided in the web page, the use of an automated script may be detected.