That is not automatically given in any system and depends on the system. Authentication, however, is a minimum required feature in most system that would introduce latency. Just imagine sending each and every http request from a user half way round the world to lookup the session - latency would be terrible.
That is not automatically given in any system and depends on the system. Authentication, however, is a minimum required feature in most system that would introduce latency. Just imagine sending each and every http request from a user half way round the world to lookup the session - latency would be terrible.