[ 
https://issues.apache.org/jira/browse/SSHD-997?focusedWorklogId=436391&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-436391
 ]

ASF GitHub Bot logged work on SSHD-997:
---------------------------------------

                Author: ASF GitHub Bot
            Created on: 22/May/20 05:05
            Start Date: 22/May/20 05:05
    Worklog Time Spent: 10m 
      Work Description: lgoldstein commented on pull request #135:
URL: https://github.com/apache/mina-sshd/pull/135#issuecomment-632483018


   Thanks for the patch - merged in - can close this PR


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Issue Time Tracking
-------------------

    Worklog Id:     (was: 436391)
    Time Spent: 20m  (was: 10m)

> Replace EdDSA-Java library with new ed25519-elisabeth implementation
> --------------------------------------------------------------------
>
>                 Key: SSHD-997
>                 URL: https://issues.apache.org/jira/browse/SSHD-997
>             Project: MINA SSHD
>          Issue Type: Bug
>    Affects Versions: 2.4.0
>            Reporter: David Ostrovsky
>            Assignee: Lyor Goldstein
>            Priority: Major
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> Recent addition to the SSHD library revealed issues with seed attribute in 
> EdDSA-Java library:
> {code:java}
> +    private boolean compare(KeyPair a, KeyPair b) {
> +        if ("EDDSA".equals(data.algorithm)) {
> +            // Bug in net.i2p.crypto.eddsa and in sshd? Both also compare the
> +            // seed of the private key, but for a generated key, this is some
> +            // random value, while it is all zeroes for a key read from a 
> file.
> +            return KeyUtils.compareKeys(a.getPublic(), b.getPublic())
> +                    && Objects.equals(((EdDSAKey) 
> a.getPrivate()).getParams(),
> +                            ((EdDSAKey) b.getPrivate()).getParams());
> +        }
> {code}
> The corresponding issue: [1] upstream pointing to the new library: 
> [1] https://github.com/str4d/ed25519-java/issues/30#issuecomment-573389252
> [2] https://github.com/cryptography-cafe/ed25519-elisabeth



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