[ { "type": "api-change", "category": "AuditManager", "description": "This release introduces a new data retention option in your Audit Manager settings. You can now use the DeregistrationPolicy parameter to specify if you want to delete your data when you deregister Audit Manager." }, { "type": "api-change", "category": "ACMPCA", "description": "Added revocation parameter validation: bucket names must match S3 bucket naming rules and CNAMEs conform to RFC2396 restrictions on the use of special characters in URIs." } ]