[jdk21u] RFR: 8308474: DSA does not reset SecureRandom when initSign is called again

[Valerie Peng]

On Fri, 11 Aug 2023 10:36:08 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to improve DSA security.
> 
> Additional testing:
>  - [x] New regression test fails without the patch, passes with it

Looks good. Thanks~

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Marked as reviewed by valeriep (Reviewer).

PR Review: https://git.openjdk.org/jdk21u/pull/54#pullrequestreview-1577821706