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https://issues.apache.org/jira/browse/HDFS-6615?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Allen Wittenauer updated HDFS-6615:
-----------------------------------
Fix Version/s: (was: 3.0.0)
> Replace java.security.SecureRandom with
> org.apache.hadoop.crypto.random.SecureRandom in HDFS
> --------------------------------------------------------------------------------------------
>
> Key: HDFS-6615
> URL: https://issues.apache.org/jira/browse/HDFS-6615
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: security
> Affects Versions: 3.0.0
> Reporter: Yi Liu
> Assignee: Yi Liu
>
> In java, {{SecureRandom}} is slow and is *pseudo* random bytes.
> In HADOOP-10734, we implement *true* secure random using hardware random
> number generator, it has high performance about 22x speedup.
> If the server doesn't support rdrand, use java {{SecureRandom}} as fallback.
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