Users And Login

How to set up system users
How to log into the system
How to set/change user password
How to set up users of the Configuration Tool
How to set/change password for the Configuration Tool
How to allow non-registered users access to the system
How to allow non-registered users to self-register
How to refer to the current user in rules
How to use Active Directory / LDAP for login
How to implement “forgotten password” functionality
How to set up Login via Facebook, Twitter and Google
How to store “session” values – values that exist only during user session