1. A method for identifying server state objects among packets transmitted between a server and a client device on a network based upon a communication protocol, the method comprising: computing entropy measures for a plurality of data objects in the packets; selecting candidate data objects from the plurality of data objects according to their entropy measures; and identifying at least one of the candidate data objects as a server state object in response to the at least one candidate data object being transmitted bi-directionally between the server and the client device.