On Tue, Mar 04, 2014, Fredrik Jansson wrote:

> I am currently using DTLS v1.1 but with the introduction of v1.2 in OpenSSL
> 1.0.1f I was hoping to be able to use AES CCM mode.
> 
> We use PSK to key DTLS and the resulting algorithm is PSK-AES256-CBC-SHA.
> Is it possible to stick with PSK and migrate to AES CCM?
> 

DTLS 1.2 is supported in OpenSSL 1.0.2 only not 1.0.1f. Also it only supports
AES GCM and not AES CCM.

Steve.
--
Dr Stephen N. Henson. OpenSSL project core developer.
Commercial tech support now available see: http://www.openssl.org
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