[Freeswitch-users] SRTP + hardware crypto

Kristian Kielhofner kris at kriskinc.com
Thu Dec 13 22:06:04 MSK 2012


On Wed, Dec 12, 2012 at 11:08 PM, Patrick Lists
<freeswitch-list at puzzled.xs4all.nl> wrote:
>
> There's support for AES in 2010 and later Intel cpu's. Maybe that could
> possibly be used for this acceleration?
>
> http://software.intel.com/en-us/articles/intel-advanced-encryption-standard-aes-instructions-set
>
> An overview of cpu's with AES can be found here:
> http://ark.intel.com/search/advanced/?s=t&AESTech=true

  ...and VIA Padlock, Geode AES, etc, etc.

> Last time I looked the price of those hardware cards is considerable so
> it should really bump max SRTP calls to justify the CAPEX.

  Hardware (even CPUs mentioned above) accelerated crypto is exposed
in OpenSSL through engine.  It doesn't have to be those expensive
hardware cards...

-- 
Kristian Kielhofner



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