You can use the Security Reference to learn about the security features of vSphere Replication and the measures that you can take to safeguard your environment from attack. Services, Ports, and External Interfaces that the vSphere Replication Virtual Appliance UsesThe operation of vSphere Replication depends on certain services, ports, and external interfaces. vSphere Replication Configuration FilesSome configuration files contain settings that affect the security of vSphere Replication. vSphere Replication Private Key, Certificate, and KeystoreThe private key, the certificate, and the keystore of vSphere Replication are located on the vSphere Replication virtual appliance. vSphere Replication License and EULA FileThe end-user license agreement (EULA) and open source license files are located in the vSphere Replication virtual appliance. vSphere Replication Log FilesThe files that contain system messages are located in the vSphere Replication virtual appliance. vSphere Replication User AccountsYou must set up a root account for vSphere Replication. The root account is used to access both the virtual appliance console and the Virtual Appliance Management Interface (VAMI). Security Updates and Patches for vSphere ReplicationvSphere Replication 6.1.0.x and 6.1.1 x use SUSE Linux Enterprise Server 11 (x86_64), version 11, Service Pack 3 as the guest operating system.