1. A method comprising: receiving user authentication events, each authentication event comprising an identity verification for the user in connection with accessing an online resource; determining a time distribution of the received user authentication events; constructing, based on the determining, a content prioritization user model corresponding to the user, wherein the content prioritization model is based on at least one decision variable and at least one user model variable, the at least one decision variable corresponding to the time distribution of the received user authentication events, and the at least one user model variable corresponding to at least one of a location of the user or an interest of the user; receiving a content item associated with the user; and associating, based on the content prioritization user model, a content priority value with the content item, wherein the content priority value corresponds to a predicted aspect of the user.