Have you gotten openssl s_client working with it for starters?  I always 
do that first to make sure things are working.

Chris

On 2013-04-15 22:47, George Francis wrote:
> I was able to resolve my previous issue regarding the message 'No
> trusted certificate found' but obtaining a self-signed root certificate
> from the customer, now I get further through the handshake procedure but
> still get an exception during ClientKeyExchange as follows:
>
> main, WRITE: TLSv1 Handshake, length = 32
> main, READ: TLSv1 Alert, length = 2
> main, RECV TLSv1 ALERT:  fatal, unknown_ca
> main, called closeSocket()
> main, handling exception: javax.net.ssl.SSLHandshakeException: Received
> fatal alert: unknown_ca
>
> I gather that this is to do with the server certificate being signed by
> the organization who owns the cosign server themselves, as opposed to a
> trusted 3rd party signing authority.  Is that correct?  What are the
> steps for my client to resolve it?
> I'd be very grateful for any advice, as I have spent several days trying
> to get this handshake to work.
>
> --
> George
>
>
>
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our toolset for easy data analysis & visualization. Get a free account!
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