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h2. Adding O3 Server Users

The security scheme in O3 Server is based on the definition of users, who are related to a person. To access O3 Server, a person must at least have a defined username (login) and know its password.

To add users:
# Start O3 Server Administrator.
# Expand the Services \| Security branch in the Administration Tree.
# Click on the Users Tab in the Properties Pane.
# Click on the New button, which is below the Users area containing the list of defined users.
When you click here, a new user called _New User_ will be added to the list, and the area User Info on the right will be enabled.
# Complete the following properties in the User Data area:
#* Full Name of the person. The default value is _New User_
#* Login, user's identification to access O3 Server
#* Person's e-mail
#* Password and confirmation: The default password for the defined user
# Click on the Apply button in the User Info area to confirm the user.
In this Properties Pane there are two "Apply" buttons.
The one at the bottom is to confirm all security changes made and the one in the User Info area is confirm the changes to the selected user.
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h2. Adding or Updating O3 User's Attributes

The definition of attributes at user level lets us refine security settings.

For instance, you may restrict access to a dimension to users who have one attribute in particular, thus simplifying the complexity of the security scheme.

Through the use of the *getUserValue()* function, you may obtain the value assigned to a user's attribute

To add or update a user's attributes:
# Start O3 Server Administrator.
# Expand the Services \| Security branch in the Administration Tree.
# Click on the Users Tab in the Properties Pane.
# Click on the user to which you want to add or update attributes.
The Users area contains a list of the defined users and is located to the right of the tab.
When you select a user, the User Info area which on the right is enabled.  
# To add a new attribute, press the Add button in the User Info area and a new attribute will be added to the list.
You must complete the following information for the new attribute:
#* Name, is the name of the attribute that will be used to refer the assigned value to the user.
This name is used, for instance, as a parameter in the _getUserValue()_ function
#* Type, is the type of attribute, which can be String, Date, Time or Boolean.
#* Value: The assigned value to the new attribute for the user. For instance, this value is returned by the _getUserValue()_ function.
# In order to update an attribute, it must be selected from the list and its name, type, or value be modified. 
# Click on the Apply button in the User Info area to confirm the changes made.
Then, click on the Apply button in the lower part of the Properties Pane to confirm all the security changes made.  

h2. Resetting O3 Users' Passwords

When users do not remember their passwords it is possible to assign them a new one.

To reset a user's password.
# Start O3 Server Administrator.
# Expand the Services \| Security branch in the Administration Tree.
# Click on the Users tab in the Properties Pane.
# Click on the user you wish to add to or update attributes.
The Users area contains a list of the defined users and is located on the right of the tab.
When a user is selected, the User Info are on the left is enabled.  
# Enter the new password and confirm it in the User Info area. _ _
# Click on the Apply button in the User Info area to confirm the change.
Then, click on the apply button at the bottom of the Properties Pane to confirm all security changes made.  

h2. Deleting a User from O3 Server

When someone's access to O3 Server is no longer required, it is advisable to delete its username, so as to avoid confusions and simplify the scheme. 

To delete a username:
# Start O3 Server Administrator.
# Expand the Services \| Security branch in the Administration Tree.
# Click on the _Users_ tab in the Properties Pane.
# Click on the user you wish to remove.
The users area contains a list of defined users and can be found to the right of the tab.
# Click on the Delete button. This button is located below the list of defined users.
Then, click on the Apply button at the bottom of the Properties Pane to confirm all security changes made.

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