Bence Kosztolnik created YARN-11738:
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             Summary: Increase SecretManager#KEY_LENGTH to 128
                 Key: YARN-11738
                 URL: https://issues.apache.org/jira/browse/YARN-11738
             Project: Hadoop YARN
          Issue Type: Improvement
          Components: yarn
    Affects Versions: 3.4.1
            Reporter: Bence Kosztolnik
            Assignee: Bence Kosztolnik


FIPS-compliant HMAC-SHA1 algorithms require secret keys to be at least 112 bits 
long. 

https://github.com/apache/hadoop/blob/98c2bc87b1445c533268c58d382ea4e4297303fd/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/SecretManager.java#L144

Should be set to 128 to be FIPS compatible.



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