# ListInvestigations
<a name="API_ListInvestigations"></a>

This API is currently available as a preview. This feature is available in the following Amazon Regions: US East (N. Virginia), US East (Ohio), US West (Oregon), Canada (Central), Europe (Frankfurt), Europe (Ireland), Europe (London), Europe (Paris), Europe (Stockholm), and Asia Pacific (Tokyo).

Returns a list of investigations associated with the specified GuardDuty detector.

An administrator account sees all investigations across the organization. Member accounts see only the investigations that belong to them.

## Request Syntax
<a name="API_ListInvestigations_RequestSyntax"></a>

```
POST /detector/{{DetectorId}}/investigation/list HTTP/1.1
Content-type: application/json

{
   "maxResults": {{number}},
   "nextToken": "{{string}}",
   "sortCriteria": { 
      "attributeName": "{{string}}",
      "orderBy": "{{string}}"
   }
}
```

## URI Request Parameters
<a name="API_ListInvestigations_RequestParameters"></a>

The request uses the following URI parameters.

 ** [DetectorId](#API_ListInvestigations_RequestSyntax) **   <a name="guardduty-ListInvestigations-request-uri-DetectorId"></a>
The unique ID of the GuardDuty detector whose investigations you want to list.  
To find the `detectorId` in the current Region, see the Settings page in the GuardDuty console, or run the [ListDetectors](https://docs.amazonaws.cn/guardduty/latest/APIReference/API_ListDetectors.html) API.  
Length Constraints: Minimum length of 1. Maximum length of 300.  
Required: Yes

## Request Body
<a name="API_ListInvestigations_RequestBody"></a>

The request accepts the following data in JSON format.

 ** [maxResults](#API_ListInvestigations_RequestSyntax) **   <a name="guardduty-ListInvestigations-request-maxResults"></a>
You can use this parameter to indicate the maximum number of items you want in the response. The default value is 50.  
Type: Integer  
Valid Range: Minimum value of 1. Maximum value of 50.  
Required: No

 ** [nextToken](#API_ListInvestigations_RequestSyntax) **   <a name="guardduty-ListInvestigations-request-nextToken"></a>
You can use this parameter when paginating results. Set the value of this parameter to null on your first call to the list action. For subsequent calls to the action, fill nextToken in the request with the value of NextToken from the previous response to continue listing data.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 2048.  
Pattern: `[a-zA-Z0-9+/=_\-]+`   
Required: No

 ** [sortCriteria](#API_ListInvestigations_RequestSyntax) **   <a name="guardduty-ListInvestigations-request-sortCriteria"></a>
Represents the criteria used for sorting investigations.  
Type: [InvestigationSortCriteria](API_InvestigationSortCriteria.md) object  
Required: No

## Response Syntax
<a name="API_ListInvestigations_ResponseSyntax"></a>

```
HTTP/1.1 200
Content-type: application/json

{
   "investigations": [ 
      { 
         "accountId": "string",
         "confidence": "string",
         "endTime": number,
         "investigationId": "string",
         "riskLevel": "string",
         "startTime": number,
         "status": "string",
         "title": "string",
         "triggerPrompt": "string"
      }
   ],
   "nextToken": "string"
}
```

## Response Elements
<a name="API_ListInvestigations_ResponseElements"></a>

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

 ** [investigations](#API_ListInvestigations_ResponseSyntax) **   <a name="guardduty-ListInvestigations-response-investigations"></a>
A list of investigation summaries associated with the specified detector.  
Type: Array of [InvestigationSummary](API_InvestigationSummary.md) objects  
Array Members: Minimum number of 0 items. Maximum number of 50 items.

 ** [nextToken](#API_ListInvestigations_ResponseSyntax) **   <a name="guardduty-ListInvestigations-response-nextToken"></a>
The pagination parameter to be used on the next list operation to retrieve more items.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 2048.  
Pattern: `[a-zA-Z0-9+/=_\-]+` 

## Errors
<a name="API_ListInvestigations_Errors"></a>

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** AccessDeniedException **   
An access denied exception object.    
 ** Message **   
The error message.  
 ** Type **   
The error type.
HTTP Status Code: 403

 ** BadRequestException **   
A bad request exception object.    
 ** Message **   
The error message.  
 ** Type **   
The error type.
HTTP Status Code: 400

 ** InternalServerErrorException **   
An internal server error exception object.    
 ** Message **   
The error message.  
 ** Type **   
The error type.
HTTP Status Code: 500

## See Also
<a name="API_ListInvestigations_SeeAlso"></a>

For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon Command Line Interface V2](https://docs.amazonaws.cn/goto/cli2/guardduty-2017-11-28/ListInvestigations) 
+  [Amazon SDK for .NET V4](https://docs.amazonaws.cn/goto/DotNetSDKV4/guardduty-2017-11-28/ListInvestigations) 
+  [Amazon SDK for C\+\+](https://docs.amazonaws.cn/goto/SdkForCpp/guardduty-2017-11-28/ListInvestigations) 
+  [Amazon SDK for Go v2](https://docs.amazonaws.cn/goto/SdkForGoV2/guardduty-2017-11-28/ListInvestigations) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/guardduty-2017-11-28/ListInvestigations) 
+  [Amazon SDK for JavaScript V3](https://docs.amazonaws.cn/goto/SdkForJavaScriptV3/guardduty-2017-11-28/ListInvestigations) 
+  [Amazon SDK for Kotlin](https://docs.amazonaws.cn/goto/SdkForKotlin/guardduty-2017-11-28/ListInvestigations) 
+  [Amazon SDK for PHP V3](https://docs.amazonaws.cn/goto/SdkForPHPV3/guardduty-2017-11-28/ListInvestigations) 
+  [Amazon SDK for Python](https://docs.amazonaws.cn/goto/boto3/guardduty-2017-11-28/ListInvestigations) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/guardduty-2017-11-28/ListInvestigations)