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https://issues.apache.org/jira/browse/FLINK-3930?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15636449#comment-15636449
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ASF GitHub Bot commented on FLINK-3930:
---------------------------------------

Github user StephanEwen commented on a diff in the pull request:

    https://github.com/apache/flink/pull/2425#discussion_r86546515
  
    --- Diff: docs/setup/yarn_setup.md ---
    @@ -101,13 +101,19 @@ Usage:
        Optional
          -D <arg>                        Dynamic properties
          -d,--detached                   Start detached
    +     -id,--applicationId <arg>       Attach to running YARN session
    +     -j,--jar <arg>                  Path to Flink jar file
          -jm,--jobManagerMemory <arg>    Memory for JobManager Container [in 
MB]
    -     -nm,--name                      Set a custom name for the application 
on YARN
    +     -k,--cookie <arg>               Secure cookie to authenticate
    --- End diff --
    
    Why not? Is it not possible to manually specify a cookie in YARN?


> Implement Service-Level Authorization
> -------------------------------------
>
>                 Key: FLINK-3930
>                 URL: https://issues.apache.org/jira/browse/FLINK-3930
>             Project: Flink
>          Issue Type: New Feature
>          Components: Security
>            Reporter: Eron Wright 
>            Assignee: Vijay Srinivasaraghavan
>              Labels: security
>   Original Estimate: 672h
>  Remaining Estimate: 672h
>
> _This issue is part of a series of improvements detailed in the [Secure Data 
> Access|https://docs.google.com/document/d/1-GQB6uVOyoaXGwtqwqLV8BHDxWiMO2WnVzBoJ8oPaAs/edit?usp=sharing]
>  design doc._
> Service-level authorization is the initial authorization mechanism to ensure 
> clients (or servers) connecting to the Flink cluster are authorized to do so. 
>   The purpose is to prevent a cluster from being used by an unauthorized 
> user, whether to execute jobs, disrupt cluster functionality, or gain access 
> to secrets stored within the cluster.
> Implement service-level authorization as described in the design doc.
> - Introduce a shared secret cookie
> - Enable Akka security cookie
> - Implement data transfer authentication
> - Secure the web dashboard



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