[ { "type": "bugfix", "category": "Signature\\SignatureV4", "description": "Updates the SignatureV4 presigning process to not sign, and subsequently require on use, the X-Amz-Security-Token header when it's already signed in the query string." }, { "type": "api-change", "category": "EC2", "description": "Added support for T3 Instance type in EC2. To learn more about T3 instances, please see https:\/\/aws.amazon.com\/ec2\/instance-types\/t3\/" }, { "type": "enhancement", "category": "DLM", "description": "Documentation updates for Lifecycle" }, { "type": "api-change", "category": "ElasticBeanstalk", "description": "Elastic Beanstalk adds the \"Privileged\" field to the \"CPUUtilization\" type, to support enhanced health reporting in Windows environments." }, { "type": "api-change", "category": "RDS", "description": "Adds a paginator for the DescribeDBClusters operation." } ]