• Understand authentication and authorization
• Create and configure local user accounts
• Create and configure local group accounts
• Import local accounts
• Manage service access authorization
Authentication is the process by which a person identifies which user account she wants to use on the system. This is similar to, but slightly different from, saying that authentication is how a person proves his or her identity to a system. The distinction is useful because multiple people may share the same user name and password, or one person may have multiple user accounts on the same system. In each case, the person supplies user account credentials (which usually consist of a name and a password) to identify ...