> ## Documentation Index
> Fetch the complete documentation index at: https://projectdiscovery-nuclei-syntax-docs.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Nuclei schema defs request properties headers to send with the http request

# headers to send with the http request Schema

```txt
https://template#/$defs/Request/properties/headers
```

Headers contains HTTP Headers to send with the request

| Abstract            | Extensible | Status         | Identifiable            | Custom Properties | Additional Properties | Access Restrictions | Defined In                                                                             |
| :------------------ | :--------- | :------------- | :---------------------- | :---------------- | :-------------------- | :------------------ | :------------------------------------------------------------------------------------- |
| Can be instantiated | No         | Unknown status | Unknown identifiability | Forbidden         | Allowed               | none                | [nuclei-schema.schema.json\*](../out/nuclei-schema.schema.json "open original schema") |

## headers Type

`object` ([headers to send with the http request](nuclei-schema-defs-request-properties-headers-to-send-with-the-http-request))

# headers Properties

| Property              | Type     | Required | Nullable       | Defined by                                                                                                                                                                                     |
| :-------------------- | :------- | :------- | :------------- | :--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Additional Properties | `string` | Optional | cannot be null | [Untitled schema](nuclei-schema-defs-request-properties-headers-to-send-with-the-http-request-additionalproperties "https://template#/\$defs/Request/properties/headers/additionalProperties") |

## Additional Properties

Additional properties are allowed, as long as they follow this schema:

* is optional

* Type: `string`

* cannot be null

* defined in: [Untitled schema](nuclei-schema-defs-request-properties-headers-to-send-with-the-http-request-additionalproperties "https://template#/\$defs/Request/properties/headers/additionalProperties")

### additionalProperties Type

`string`