How do I expire a PHP session after 30 minutes?
You should implement a session timeout of your own. Both options mentioned by others (session.gc_maxlifetime and session.cookie_lifetime) are not reliable. I’ll explain the reasons for that. First: session.gc_maxlifetime session.gc_maxlifetime specifies the number of seconds after which data will be seen as ‘garbage’ and cleaned up. Garbage collection occurs during session start. But the garbage collector … Read more