> ## Documentation Index
> Fetch the complete documentation index at: https://praison.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Sentinel For • AI Agent SDK

> sentinel_for: API reference for EgressGuardProtocol.sentinel_for

# sentinel\_for

Method

> This is a method of the [**EgressGuardProtocol**](https://praison.ai/docs/sdk/reference/praisonaiagents/classes/EgressGuardProtocol.md) class in the [**secrets**](https://praison.ai/docs/sdk/reference/praisonaiagents/modules/secrets.md) module.

## Signature

```python theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
def sentinel_for(ref: 'SecretRef') -> str
```

## Parameters

**ref** `SecretRef` *required*

No description available.

### Returns

**Returns** `str`

The result of the operation.

## Source

> **[View on GitHub](https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-agents/praisonaiagents/secrets.py#L496)**
>
> `praisonaiagents/secrets.py` at line 496


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