Amazon S3
To create an Amazon S3 endpoint:
Click Organizations.
Select an organization.
Click Endpoints.
Click the + Add Endpoint button.
Enter the name in the Endpoint Name * field.
Select Amazon S3 from the Type * drop-down.
Select Region Choose the region where this S3 bucket is located
Select Access Key Enter the access key for this S3 account.
Enter the Secret Key to access this S3 account.
Enter the Bucket Name
Enter a description for the endpoint.
Click the Save button.