##  AWS secrets engine field change ((#aws-field-change))

| Announced | Expected end of support | Expected removal |
| :-------: | :---------------------: | :--------------: |
| APR 2024  | N/A                     | N/A

The `security_token` field returned for AssumeRole and FederationToken
credentials is deprecated in favor of `session_token`.

For more information, consult the
[AWS secrets engine API](/vault/api-docs/secret/aws) documentation.
