# Security Architecture - On-premises

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UNIQUE can provide the software to run in your own environment, even without any access by UNIQUE. That way all data storage and data processing is fully under your control in your environment.

# Overview [Copy link to this section](https://docs.unique.ai/it-operators/installing-and-upgrading-unique/install-unique/on-premise-tenant/security-architecture-on-premises#overview "Copy link to this section")

### Custom setup

- In the on-premises case the setup is customized to the customer environment in collaboration with the customer

- Customer can run their own AI models, their own infrastructure on any platform

### Data classification

- Zitadel only processes and stores user authentication data

- Customer secret provider stores encryption keys and secrets

- All other services and data storages store data of classification level _confidential, internal or public_ depending on the customers restrictions on data classifications to use