# Authentication

All protected endpoints require a valid Bearer token in the `Authorization` header. Obtain a token by calling the `/authenticate` endpoint with your credentials.

## Obtain a Token

{% hint style="info" %}
Tokens are Firebase ID tokens and expire after **1 hour**. Re-authenticate to obtain a new token when yours expires.
{% endhint %}

### Request

```
POST https://api.revolutio.systems/authenticate
```

**Headers**

| Header         | Value              |
| -------------- | ------------------ |
| `Content-Type` | `application/json` |

**Body**

```json
{
  "email": "your-email@example.com",
  "password": "your-password"
}
```

| Field      | Type   | Required | Description                   |
| ---------- | ------ | -------- | ----------------------------- |
| `email`    | string | Yes      | Your registered email address |
| `password` | string | Yes      | Your account password         |

### Response

{% tabs %}
{% tab title="200 OK" %}

```json
{
  "idToken": "eyJhbGciOiJSUzI1NiIs..."
}
```

| Field        | Type   | Description                                 |
| ------------ | ------ | ------------------------------------------- |
| `idToken`    | string | Bearer token to use in subsequent API calls |
| {% endtab %} |        |                                             |

{% tab title="400 Bad Request" %}

```json
{
  "error": "Email and password must be provided"
}
```

{% endtab %}

{% tab title="401 Unauthorized" %}

```json
{
  "error": "INVALID_PASSWORD"
}
```

{% endtab %}

{% tab title="429 Too Many Requests" %}

```json
{
  "error": "Too many attempts. Try again later."
}
```

Returned after 5 failed login attempts within 1 hour for the same email.
{% endtab %}
{% endtabs %}

## Using the Token

Include the token in the `Authorization` header for all subsequent requests:

```
Authorization: Bearer eyJhbGciOiJSUzI1NiIs...
```

### Example (cURL)

```bash
# 1. Authenticate
TOKEN=$(curl -s -X POST https://api.revolutio.systems/authenticate \
  -H "Content-Type: application/json" \
  -d '{"email": "user@example.com", "password": "secret"}' \
  | jq -r '.idToken')

# 2. Use the token
curl -X POST https://api.revolutio.systems/search \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $TOKEN" \
  -d '{"identifier": "12345678", "jurisdiction": "GB"}'
```


---

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```
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