dengxaing created FLINK-38815:
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Summary: The debug log will print the sensitive information of
data security cookie certification in task manager and jobmanager
Key: FLINK-38815
URL: https://issues.apache.org/jira/browse/FLINK-38815
Project: Flink
Issue Type: Bug
Components: Runtime / RPC
Affects Versions: 2.2.0, 2.1.0, 1.20.0, 2.0.0, 2.3.0
Reporter: dengxaing
The debug log contains sensitive information of data security cookie
certification in task manager and jobmanager. It will print the password,
algorithms, and so on.
调试日志包含任务管理器和作业管理器中数据安全cookie认证的敏感信息，会把密码、算法等都打印出来。
!image-2025-12-17-20-19-39-440.png!
This section will print all the information in the config because the code
constructed by config uses the toString method.
这部分会打印config里的所有信息，是因为config构造的代码使用了toString方法。
!image-2025-12-17-20-21-02-493.png!
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