[stunnel-users] routines:ssl3_read_bytes:sslv3 alert certificate unknown

Mon Dec 4 15:02:01 CET 2017

> I am trying to capture clear text pcaps from client (browser) - server 
> (java appserver) traffic.
> 
> The java appserver is jboss using https. I'm running jboss and stunnel 
> on the same machine.
> 
> 2017.12.01 20:35:10 LOG3[0]: SSL_connect: 14094416: error:14094416:SSL 
> routines:ssl3_read_bytes:sslv3 alert certificate unknown
> 
Hello Ziad,
You get the error about certificate unknown from the server, so it 
refers to the validation of your client certificate on the server side. 
That means the server does not known your client certificate. Verify the 
jboss configuration.

Regards,
Malgorzata