Jenkins lets you identify and manage users in a number of ways, ranging from a simple, built-in user database suitable for small teams to integration with enterprise directories, with many other options in between.
The easiest way to manage user accounts in Jenkins is to use Jenkins’s internal user database. This is a good option if you want to keep things simple, as very little setup or configuration is required. Users who need to log on to the Jenkins server can sign up and create an account for themselves, and, depending on the security model chosen, an administrator can then decide what these users are allowed to do.
Jenkins automatically adds all SCM users to this database whenever a change is committed to source code monitored by Jenkins. These user names are used mainly to record who is responsible for each build job. You can view the list of currently known users by clicking on the People menu entry (see Figure 7-3). Here, you can visualize the users that Jenkins currently knows about, and also see the last project they committed changes to. Note that this list contains all of the users who have ever committed changes to the projects that Jenkins monitors—they may not be (and usually aren’t) all active Jenkins users who are able to log on to the Jenkins server.
Figure 7-3. The list of users known ...