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

# missing_or_invalid_authorization

> O cabeçalho `Authorization` está ausente ou tem formato inválido.

## O que fazer

Envie `Authorization: Bearer czk_live_SUA_CHAVE`.

## Exemplo de resposta

```json HTTP 401 theme={"system"}
{
  "code": "missing_or_invalid_authorization",
  "message": "Header Authorization ausente ou malformado.",
  "retryable": false,
  "status": 401,
  "type": "https://docs.certificados.zapsign.com.br/erros/missing_or_invalid_authorization",
  "request_id": "01K7Q4A1B2C3D4E5F6G7H8J9KM"
}
```


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