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https://issues.apache.org/jira/browse/MAPREDUCE-1026?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12773599#action_12773599
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Kan Zhang commented on MAPREDUCE-1026:
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> This way the key is known only to the local task
Also, no need to persist this key as part of the job. This key is just a
runtime artifact of the Task and TT.
> Shuffle should be secure
> ------------------------
>
> Key: MAPREDUCE-1026
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1026
> Project: Hadoop Map/Reduce
> Issue Type: Sub-task
> Components: security
> Reporter: Owen O'Malley
> Assignee: Boris Shkolnik
> Attachments: MAPREDUCE-1026.patch, MAPREDUCE-1026.patch
>
>
> Since the user's data is available via http from the TaskTrackers, we should
> require a job-specific secret to access it.
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