---
url: >-
  https://adk.nht.io/api/@nhtio/adk/batteries/sandbox/variables/E_SES_HOST_LOCKDOWN_REQUIRED.md
description: In-process SES evaluation requires hardening the complete host realm.
---

# Variable: E\_SES\_HOST\_LOCKDOWN\_REQUIRED

```ts
const E_SES_HOST_LOCKDOWN_REQUIRED: CreatedException<[string]>;
```

Defined in: [src/batteries/sandbox/js/exceptions.ts:12](https://github.com/NHTIO/ADK/blob/v1.20260913.0/src/src/batteries/sandbox/js/exceptions.ts#L12)

In-process SES evaluation requires hardening the complete host realm.