Re: PostgreSQL SSL communication with SecureTcpClient (Ssl

On Mon, 29 Sep 2003, Angel Todorov wrote:

> Hello,
> I am currently adding SSL support to the Npgsql driver (the .NET data
> provider for PostgreSQL). I have tested with the Mentalis Secure Library
> (http://www.mentalis.org/soft/projects/ssocket/). I am creating the
> SecureTcpSocket as an instance that uses Ssl version 3.0. The PostgreSQL
> server is configured as described in
> http://developer.postgresql.org/docs/postgres/ssl-tcp.html . SSL support
> is added in pg_hba.conf, via hostssl
> The exception I get when I run a test application to connect the
> database is something like that:
>
> Unhandled Exception: Npgsql.NpgsqlException: Error in Open() --->
> System.IO.IOException: An I/O exception occurred. --->
> Org.Mentalis.Security.SecurityException
> : An error occurs while communicating with the remote host. --->
> Org.Mentalis.Security.Ssl.Shared.SslException: The server hello message
> uses a protocol that was not recognized.
>
> Do you have any idea what can be the reason? Thanks in advance.
>

You are aware that the connection does not start as a SSL connection, but
begins as a normal one and then switches over.

Kris Jurka