Review Request of JDK 9 Enhancement Proposal: AEAD/CCM Cipher Mode

Matthew Hall mhall at
Tue Mar 25 00:24:37 UTC 2014

On Tue, Mar 25, 2014 at 12:59:39AM +0100, Bernd Eckenfels wrote:
> Sounds great, there is no mentioning of specific machine instructions
> to speed up CCM (like PCLMULQDQ for GCM) or no relationship to the AES
> intrinsic. It would really be a shame if (both) new modes cannot
> benefit from typical hardware speedups. (especially when it is out of
> scope for PKCS#11).

If it's out of scope for PKCS #11 then I believe the only decent hope would be 
adding some of these calls to sun.misc.Unsafe or similar, then calling them 
from inside of the JCE code for the new cipher suites.


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