updateDomain

Updates the properties of a domain, including creating or selecting a dead letter queue or an encryption key.

After a domain is created, the name can’t be changed.

Use this API or CreateDomain to enable identity resolution: set Matching to true.

To prevent cross-service impersonation when you call this API, see Cross-service confused deputy prevention for sample policies that you should apply.

To add or remove tags on an existing Domain, see TagResource/UntagResource.