RFR: 8282633: jarsigner output does not explain why an EC key is disabled if its curve has been disabled

[Hai-May Chao]

On Mon, 14 Mar 2022 17:41:28 GMT, Hai-May Chao <hchao at openjdk.org> wrote:

> When a named curve is disabled in `jdk.disabled.namedCurves` property which is included in `jdk.jar.disabledAlgorithms` and `jdk.certpath.disabledAlgorithms`, `jarsigner` should display the disabled named curve as a result of its disabled algorithm constraint checking. This clarifies why an EC key is disabled in its warning and verbose output.

Individual name curves could be added to `jdk.security.legacyAlgorithms` instead of by `jdk.disabled.namedCurves`, so changed `jarsigner` to display the named curves in the legacy algorithms.

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PR: https://git.openjdk.java.net/jdk/pull/7810