Site Recovery Manager uses Single Sign-On (SSO) to access vCenter Server.
User Accounts
The vCenter Server administrators have administration access to Site Recovery Manager in the default configuration. You must use administrator credentials when you try to log in to Site Recovery Manager for the first time after the installation.
If you have administrator credentials, you can grant access to Site Recovery Manager to other users by using the vSphere Client.
For more information about Site Recovery Manager roles, privileges, and permissions, see the Site Recovery Manager Privileges, Roles, and Permissions in the Site Recovery Manager Administration documentation.
Solution User Account
Site Recovery Manager creates a solution user during the installation and uses it during the authentication with vCenter Server . The solution user is unique for each Site Recovery Manager instance and is for internal use by Site Recovery Manager and vCenter Server.
Site Recovery Manager creates an additional solution user on each remote site during the pairing process of sites that do not use Enhanced Linked Mode. Site Recovery Manager uses the solution user to perform necessary operations on the remote site.
Site Recovery Manager creates a solution user for the HTML5 user interface during the installation and uses it by the HTML5 UI during the authentication with vCenter Server. The solution user is unique for each Site Recovery Manager instance and is for internal use by Site Recovery Manager HTML5 UI client and vCenter Server.
For more information about the solution users and authentication between the local and remote site, see the Site Recovery Manager Authentication topic in the Site Recovery Manager Installation and Configuration documentation.