### Search before asking - [X] I have searched in the [issues](https://github.com/apache/amoro/issues?q=is%3Aissue) and found no similar issues. ### Description Currently, the login password is set in plaintext in the configuration file, which may be a security risk. ### Parent issue https://github.com/apache/amoro/issues/3335 ### Are you willing to submit PR? - [X] Yes I am willing to submit a PR! ### Code of Conduct - [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)