Oh ...
Quote:$config['sess_time_to_update'] = 1;
^ This forces session ID regeneration
every second.
Quote:$config['cookie_domain'] = 'http://localhost/codeIgniter-3.0.2';
^ And this is far from a valid domain. 'localhost' is the domain in that thing.
Please don't try to to do something "because security" on your own ... you obviously don't understand how it works and you'll likely to screw it up.