The site is internal so I won't not be able to check via ssllabs

On Thu, Dec 21, 2017 at 5:36 PM, George S. <geor...@mhsoftware.com> wrote:

> On 12/21/2017 3:24 PM, Thomas Delaney wrote:
>
>> Thank you for the input so far!
>>
>> I have used both java versions jdk 1.7.0_79 and jdk1.8.0_152 and still
>> receive the same result
>>
>> when running the openssl s_client command I recieved this as the Cipher
>> and
>> SSL version
>> Protocol  : TLSv1.2
>> Cipher    : DHE-RSA-AES256-GCM-SHA384
>>
>> I also get a message saying  "verify error:num=20:unable to get local
>> issuer certificate"
>> "Verify return code: 20 (unable to get local issuer certificate)"
>>
>
> I second Chris Schultz's recommendation that you run the site through the
> SSL Labs testing site and see what it points out. It's going to check a lot
> more things right off the bat and display them in an easier format:
>
> https://www.ssllabs.com/ssltest/
>
>
>
>
>
>> On Thu, Dec 21, 2017 at 2:31 PM, Christopher Schultz <
>> ch...@christopherschultz.net> wrote:
>>
>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: SHA256
>>>
>>> Peter,
>>>
>>> On 12/21/17 2:38 AM, l...@kreuser.name wrote:
>>>
>>>> Hi Thomas,
>>>>
>>>> Am 21.12.2017 um 00:56 schrieb Thomas Delaney
>>>>> <tdelaney....@gmail.com>:
>>>>>
>>>>> Greetings,
>>>>>
>>>>> I am having trouble regarding google chrome's behavior to Apache
>>>>> Tomcat's SSL setup. I have been successful getting an ssl website
>>>>> to work with Apache HTTP web server, but not Apache Tomcat 8.5.24
>>>>> on google chrome. Mozilla Firefox brings me to my site with no
>>>>> problem.
>>>>>
>>>>> When going to https://mydomain.com:8443 I recieve a message from
>>>>> Google Chrome.
>>>>>
>>>>> Google Chrome Error - This site can’t provide a secure
>>>>> connection mydomain.com uses an unsupported protocol.
>>>>> ERR_SSL_VERSION_OR_CIPHER_MISMATCH
>>>>>
>>>>> Unsupported protocol The client and server don't support a common
>>>>> SSL protocol version or cipher suite.
>>>>>
>>>>> When checking Google Chrome's Browser console in the security tab
>>>>> I recieve: Page is not secure Valid certificate secure resources
>>>>>
>>>>> Here is the following background info I have for the
>>>>> configuration I gave Apache Tomcat when setting up the 8443
>>>>> connector
>>>>>
>>>>> Chrome Version 63.0.3239.108 (Official Build) (64-bit)
>>>>>
>>>>> Linux OS: SUSE Enterprise 12 sp1
>>>>>
>>>>> Packages installed:
>>>>>
>>>>> - OpenSSL 1.0.2n  7 Dec 2017 - jdk version 1.7.0_79
>>>>>
>>>> That may be the culprit.
>>>>
>>>> Apparently this (old) version of Java7 will not provide in the
>>>> default modern ciphers that Chrome requires. And the config is
>>>> using the JSSE SSL implementation. But as you have TC Native and
>>>> openssl 1.0.2 you should switch to openssl.
>>>>
>>> This probably isn't the problem since Thomas is using the APR
>>> connector. TLS cipher suite support (or lack thereof) from Java 1.7 is
>>> not relevant.
>>>
>>> - tomcat version -> apache-tomcat-8.5.24 - apr-1.6.3 -
>>>>> tomcat-native-1.2.16-src
>>>>>
>>>>> Server.xml apr connector (Certificates are signed from GoDaddy
>>>>> and are placed in the conf directory of Apache Tomcat):
>>>>>
>>>>> <Connector port="8443"
>>>>> protocol="org.apache.coyote.http11.Http11AprProtocol"
>>>>> maxThreads="150" SSLEnabled="true" defaultSSLHostConfigName="
>>>>> mydomain.com" > <SSLHostConfig hostName="mydomain.com"
>>>>> protocols="TLSv1,TLSv1.1,TLSv1.2"> <Certificate
>>>>> certificateKeyFile="conf/server.key"
>>>>> certificateFile="conf/server.crt"
>>>>> certificateChainFile="conf/CA_server_bundle.crt" type="RSA" />
>>>>> </SSLHostConfig> </Connector>
>>>>>
>>>> This looks okay to me. If you start Tomcat and then use "openssl
>>> s_client -connect <hostname>:<port>", does openssl connect? It should
>>> report the protocol and cipher suite being used to connect.
>>>
>>> If you server is externally-accessible, consider using an external TLS
>>> capabilities scanner such as that from Qualys,
>>> https://www.ssllabs.com/ssltest/
>>>
>>> - -chris
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>>>
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> --
> George S.
> *MH Software, Inc.*
>
> Voice: 303 438 9585
> http://www.mhsoftware.com
>

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