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The upgrade of Alibaba Cloud ECS OpenAPI

Dear Alibaba Cloud Users,

Alibaba Cloud ECS OpenAPI is upgraded as follows to improve service quality:

1. AuthorizeSecurityGroup: Change the optional parameter SourceGroupOwnerAccount to SourceGroupOwnerId, and input the user ID of the source security group owner.

2. RevokeSecurityGroup: Change the optional parameter SourceGroupOwnerAccount to SourceGroupOwnerId, and input the user ID of the source security group owner.

3. AuthorizeSecurityGroupEgress: Change theo ptional parameter DestGroupOwnerAccount to DestGroupOwnerId, and input the user ID of the target security group owner.

4. RevokeSecurityGroupEgress: Change the optional parameter DestGroupOwnerAccount to SourceGroupOwnerId, and input the user ID of the target security group owner.

5. DescribeSecurityGroupAttribute: In the output parameter Permissions, user IDs are returned for the parameters SourceGroupOwnerAccount and DestGroupOwnerAccount.

To avoid interface call failures, use the new parameter rules for API call as from today.

Best regards

The Alibaba Cloud Team

Sept 23, 2016