Chapter 8 Authentication and Permissions You can create users and assign passwords to the users to control access to the EMS server. EMS can also be configured to use an external directory (such as an LDAP server) to control access to the server. You can also assign permissions to users and groups to control actions that can be performed on destinations. This chapter describes authentication and permissions in EMS. Topics • EMS Access Control • Administrator Permissions • Enabling Access Control • Users and Groups • User Permissions • When Permissions Are Checked