On Jan 31, 2014, at 7:00 AM, Reindl Harald <[email protected]> wrote:

> 
> Am 30.01.2014 17:32, schrieb James Peach:
>> On Jan 30, 2014, at 8:29 AM, Reindl Harald <[email protected]> wrote:
>>> 
>>> Am 30.01.2014 17:05, schrieb James Peach:
>>>> On Jan 30, 2014, at 6:38 AM, Reindl Harald <[email protected]> wrote:
>>>> 
>>>>> Am 30.01.2014 15:19, schrieb Uri Shachar:
>>>>>> On Thu, 30 Jan 2014 14:47:10 +0100 Reindl Harald wrote:
>>>>>>> one remaining issue currently is that DHE/ECDHE seems not to be 
>>>>>>> supported
>>>>>>> while httpd/openssl with the same environment do
>>>>>> 
>>>>>> Added in 4.2.0  - Check out 
>>>>>> https://issues.apache.org/jira/browse/TS-2372 
>>>>> 
>>>>> cool - thanks!
>>>> 
>>>> Note that 4.3 only support ECDHE, TS-2417 is still open for other key types
>>> 
>>> thanks for the information, good to know
>>> 
>>> however, i am not sure if it should not simply pass
>>> "proxy.config.ssl.server.cipher_suite" to the underlying
>>> openssl layer and let it do the whole work
>> 
>> It does, but that's not all that is needed for DHE to work
> 
> OK, good to know
> 
> i now have configured one website with optional TLS and checked state of play
> trafficserver-4.1.2 with the ECDHE patch from yesterday
> 
> https://www.ssllabs.com/ssltest/
> ___________________________________________________
> 
> Secure Client-Initiated Renegotiation         Supported   DoS DANGER
> https://community.qualys.com/blogs/securitylabs/2011/10/31/tls-renegotiation-and-denial-of-service-attacks

This is fixed in 4.2. https://issues.apache.org/jira/browse/TS-1467

> 
> OCSP stapling         No

This needs a contributor. https://issues.apache.org/jira/browse/TS-2367

> 
> The server does not support Forward Secrecy with the reference browsers

Not sure what this one means. Do you need to use and EC key to get ECDHE?

> ___________________________________________________
> 
> CONFIG proxy.config.ssl.server.cipher_suite STRING
> ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA:DHE-RSA-CAMELLIA128-SHA:DHE-RSA-CAMELLIA256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA:AES256-SHA:CAMELLIA128-SHA:CAMELLIA256-SHA:ECDHE-RSA-DES-CBC3-SHA:DES-CBC3-SHA:!LOW:!MEDIUM
> ___________________________________________________
> 
> order of cipher-suite above ignored - actually bad

CONFIG proxy.config.ssl.server.honor_cipher_order INT 1

Also see https://issues.apache.org/jira/browse/TS-2370, which fixes the setting 
logic in 4.2.

> Cipher Suites (sorted by strength; the server has no preference)
> TLS_RSA_WITH_AES_128_CBC_SHA (0x2f)   128
> TLS_RSA_WITH_CAMELLIA_128_CBC_SHA (0x41)      128
> TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA (0xc013)   ECDH 256 bits (eq. 3072 bits 
> RSA)   FS          128
> TLS_RSA_WITH_AES_128_GCM_SHA256 (0x9c)        128
> TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 (0xc027)   ECDH 256 bits (eq. 3072 bits 
> RSA)   FS               128
> TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (0xc02f)   ECDH 256 bits (eq. 3072 bits 
> RSA)   FS               128
> TLS_RSA_WITH_3DES_EDE_CBC_SHA (0xa)   112
> TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA (0xc012)   ECDH 256 bits (eq. 3072 bits 
> RSA)   FS         112
> TLS_RSA_WITH_AES_256_CBC_SHA (0x35)   256
> TLS_RSA_WITH_CAMELLIA_256_CBC_SHA (0x84)      256
> TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA (0xc014)   ECDH 256 bits (eq. 3072 bits 
> RSA)   FS          256
> TLS_RSA_WITH_AES_256_GCM_SHA384 (0x9d)        256
> TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 (0xc028)   ECDH 256 bits (eq. 3072 bits 
> RSA)   FS               256
> TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (0xc030)   ECDH 256 bits (eq. 3072 bits 
> RSA)   FS               256
> ___________________________________________________
> 
> all in all that looks not too bad with the ECDHE patch, but the issues above 
> should be reviewed
> is there a preferred bugreport where i should add the content of this message?
> 

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