Techniques for providing contextually-relevant content include identifying content items accessed through a portal by a plurality of users, each user associated with one or more roles of a plurality of roles within the portal; updating a trace log to include information associated with the identified content, the information including associations between each identified content item and the role accessing each identified content item; receiving, from a user associated with a particular role of the plurality of roles, a search query through the portal for one or more content items; determining a plurality of search results responsive to the search query, the search results relating to the content items; for the particular role, filtering the plurality of search results based on the trace log; and generating a plurality of filtered search results for presentation through the portal.