[cryptography] State of the art in block ciphers?

Rob Stradling rob.stradling at comodo.com
Fri Dec 6 06:35:16 EST 2013


On 06/12/13 10:30, Alan Braggins wrote:
> On 05/12/13 11:41, coderman wrote:
>> On Thu, Dec 5, 2013 at 12:13 AM, Matthew Orgass
>> <darkstar at city-net.com> wrote:
>>> ...
>>>    OTOH, for TLS ChaCha seems to me like the best choice at this point.
>>
>> let me know when you are able to speak
>> TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256 between browser and
>> popular site! (or any browser and any site for that matter :)
>>   </impatient>
>
> Based on https://community.qualys.com/thread/12169
> https://www.ssllabs.com/ssltest/analyze.html?d=google.com&s=173.194.46.17
> and https://www.imperialviolet.org/2013/10/07/chacha20.html
> I'd say "today" for CHACHA20_POLY1305_SHA256 on popular site and any
> browser (including developer/nightly builds), before end of the year
> for mainstream browser.
>
> That's TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 not
> TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, but close enough....

https://www.ssllabs.com/ssltest/analyze.html?d=google.com&s=173.194.115.46 
currently shows...

TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256 (0xcc14)

:-)

-- 
Rob Stradling
Senior Research & Development Scientist
COMODO - Creating Trust Online



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