# Sequence


Contains information about the GuardDuty attack sequence finding.

## Contents


 ** description **   <a name="guardduty-Type-Sequence-description"></a>
Description of the attack sequence.  
Type: String  
Length Constraints: Maximum length of 4096.  
Required: Yes

 ** signals **   <a name="guardduty-Type-Sequence-signals"></a>
Contains information about the signals involved in the attack sequence.  
Type: Array of [Signal](API_Signal.md) objects  
Array Members: Minimum number of 1 item. Maximum number of 100 items.  
Required: Yes

 ** uid **   <a name="guardduty-Type-Sequence-uid"></a>
Unique identifier of the attack sequence.  
Type: String  
Required: Yes

 ** actors **   <a name="guardduty-Type-Sequence-actors"></a>
Contains information about the actors involved in the attack sequence.  
Type: Array of [Actor](API_Actor.md) objects  
Array Members: Maximum number of 400 items.  
Required: No

 ** additionalSequenceTypes **   <a name="guardduty-Type-Sequence-additionalSequenceTypes"></a>
Additional types of sequences that may be associated with the attack sequence finding, providing further context about the nature of the detected threat.  
Type: Array of strings  
Length Constraints: Minimum length of 1. Maximum length of 50.  
Required: No

 ** endpoints **   <a name="guardduty-Type-Sequence-endpoints"></a>
Contains information about the network endpoints that were used in the attack sequence.  
Type: Array of [NetworkEndpoint](API_NetworkEndpoint.md) objects  
Array Members: Maximum number of 400 items.  
Required: No

 ** resources **   <a name="guardduty-Type-Sequence-resources"></a>
Contains information about the resources involved in the attack sequence.  
Type: Array of [ResourceV2](API_ResourceV2.md) objects  
Array Members: Maximum number of 400 items.  
Required: No

 ** sequenceIndicators **   <a name="guardduty-Type-Sequence-sequenceIndicators"></a>
Contains information about the indicators observed in the attack sequence.  
Type: Array of [Indicator](API_Indicator.md) objects  
Array Members: Maximum number of 400 items.  
Required: No

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/guardduty-2017-11-28/Sequence) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/guardduty-2017-11-28/Sequence) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/guardduty-2017-11-28/Sequence)