Re: RFR: 8289939: Add flag to restrict public exponent as described in SP 800-56B [v2]

> [SP > 800-56B](https://nvlpubs.nist.gov/nistpubs/SpecialPublications/NIST.SP.800-56Br2.pdf) > stipulates that the publicExponent e "shall" be 65,537 ≤ e < 2^256 Kevin Driver has updated the pull request incrementally with one additional commit since the last revision: update copyright ---

RFR: 8289939: Add flag to restrict public exponent as described in SP 800-56B

[SP 800-56B](https://nvlpubs.nist.gov/nistpubs/SpecialPublications/NIST.SP.800-56Br2.pdf) stipulates that the publicExponent e "shall" be 65,537 ≤ e < 2^256 - Commit messages: - initial commit for JDK-8289939 Changes: https://git.openjdk.org/jdk/pull/9413/files Webrev: https://we