Sayaçlar. Design. Visitor tracking. A Better Login System. Net.tuts+ has published several great tutorials on user login systems.
Most tutorials only deal with authenticating the user, which allows for two levels of security: logged in and not logged in. For many sites, a finer degree of control is needed to control where users can go and what they can do. Creating an access control list (ACL) system will give you the flexibility for granular permissions. Introduction Imagine you are running a great tutorial site that lets users learn about a wide variety of web development techniques.