A system and related method for targeted content delivery based on RSS feed analysis, including one or more of the following: a behavior analyzer that formulates a behavioral profile of a user of a terminal device who requests an RSS feed and receives same through the terminal device; an infrastructure that establishes behavioral profile data regarding the user and delivers targeted content to the user; and a network in communication with the terminal device, the network matching one or more flows of the RSS feed to known protocol signatures, collecting summary descriptive information embedded in the one or more flows of the RSS feed, and correlating the collected information with a subsequent content request.