[openssl-users] AESCBC support in SSL
ASHIQUE CK
ckashiquekvk at gmail.com
Tue Nov 20 09:54:44 UTC 2018
Hi,
Any replys ?
On Mon, Nov 19, 2018 at 11:39 AM ASHIQUE CK <ckashiquekvk at gmail.com> wrote:
> Also I use OpenSSL 1.1.0h.
>
> On Mon, Nov 19, 2018 at 11:36 AM ASHIQUE CK <ckashiquekvk at gmail.com>
> wrote:
>
>> No, We use Ubuntu 16.04 OS
>>
>> On Mon, Nov 19, 2018 at 11:34 AM Dmitry Belyavsky <beldmit at gmail.com>
>> wrote:
>>
>>> Do you use any RedHat-based OS?
>>>
>>> On Mon, Nov 19, 2018 at 8:54 AM ASHIQUE CK <ckashiquekvk at gmail.com>
>>> wrote:
>>>
>>>> Is it the problem with that strings or TLS/SSL version or any other ?
>>>>
>>>> On Mon, Nov 19, 2018 at 11:12 AM ASHIQUE CK <ckashiquekvk at gmail.com>
>>>> wrote:
>>>>
>>>>> Hi,
>>>>> I had given all the cipher strings for "SSL_CTX_set_cipher_list"
>>>>> which we get under the command 'openssl ciphers' that includes CBC, but any
>>>>> of them didnot worked. All of them showed the error "error:141640B5:SSL
>>>>> routines:tls_construct_client_hello:no ciphers available". I have used
>>>>> TLSv1_2 or SSLv23.
>>>>> Also I have tried setting these strings for "SSLCipherSuite" at
>>>>> apache server configuration. But it makes no change for choosing the server
>>>>> default ciphersuit "ECDHE-RSA-AES256-GCM-SHA384".
>>>>>
>>>>> Thanks
>>>>>
>>>>> On Fri, Nov 16, 2018 at 9:15 PM Viktor Dukhovni <
>>>>> openssl-users at dukhovni.org> wrote:
>>>>>
>>>>>>
>>>>>>
>>>>>> > On Nov 16, 2018, at 7:45 AM, ASHIQUE CK <ckashiquekvk at gmail.com>
>>>>>> wrote:
>>>>>> >
>>>>>> > Does SSL connection supports AESCBC?
>>>>>>
>>>>>> Yes, but not under that name.
>>>>>>
>>>>>> > I could not set AESCBC in "SSL_CTX_set_cipher_list" at client side
>>>>>> or in "SSLCipherSuite" at apache server side.
>>>>>>
>>>>>> For example (constrained also to RSA and ECDHE to keep the list
>>>>>> short):
>>>>>>
>>>>>> $ openssl ciphers -v 'AES128+aRSA+kECDHE:!AESGCM'
>>>>>> ECDHE-RSA-AES128-SHA256 TLSv1.2 Kx=ECDH Au=RSA Enc=AES(128)
>>>>>> Mac=SHA256
>>>>>> ECDHE-RSA-AES128-SHA TLSv1 Kx=ECDH Au=RSA Enc=AES(128) Mac=SHA1
>>>>>>
>>>>>> There isn't a cipherlist property that specifically selects CBC, so to
>>>>>> get *only* CBC, you need to exclude AESGCM (and perhaps also AESCCM).
>>>>>>
>>>>>> --
>>>>>> Viktor.
>>>>>>
>>>>>> --
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>>>
>>>
>>> --
>>> SY, Dmitry Belyavsky
>>> --
>>> openssl-users mailing list
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>>>
>>
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