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https://issues.apache.org/jira/browse/NIFI-5285?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16823280#comment-16823280
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Troy Melhase commented on NIFI-5285:
------------------------------------

Following up: I think a unittest could cover these changes, e.g. make a cipher, 
encrypt, make a new cipher, decrypt, compare.

> Re-evaluate memory/time cost parameters for 2018
> ------------------------------------------------
>
>                 Key: NIFI-5285
>                 URL: https://issues.apache.org/jira/browse/NIFI-5285
>             Project: Apache NiFi
>          Issue Type: Task
>          Components: Documentation & Website
>    Affects Versions: 1.6.0
>            Reporter: Andy LoPresto
>            Assignee: Troy Melhase
>            Priority: Major
>              Labels: documentation, security
>
> There are some bcrypt, SCrypt, and PBKDF2 initial parameters which were 
> determined to be secure against a default threat model given best known 
> attacks in 2016. These should be re-evaluated for 2018. 
> Administration Guide
> * Line 1303
> * Line 1311
> * Line 1321
> * Line 1637
> If these values are updated, backward-compatibility for internal uses also 
> needs to be evaluated. 



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