Express (Distributed operating systems), v8.0 > Secure applications and their environment > Authenticate users > Select a registry or repository > Manage realms in a federated repository > Virtual member manager > Component overview
Environment specifications
The environment is the basic IT infrastructure context in which virtual member manager runs.
The virtual member manager environment consists of an operating system and one or more of the following:
- Database
- Directory
- Registry
- Other Repositories
- Application Server
- Network
See
- Supported operating systems
- Supported databases
- Supported directories
- Supported operating system registries
- Supported network specifications
Parent topic: Component overview