Re: Preventing accidental non-SSL connections in psql? - Mailing list pgsql-general

From Adrian Klaver
Subject Re: Preventing accidental non-SSL connections in psql?
Date
Msg-id 201104061818.23744.adrian.klaver@gmail.com
Whole thread Raw
In response to Re: Preventing accidental non-SSL connections in psql?  (Yang Zhang <yanghatespam@gmail.com>)
Responses Re: Preventing accidental non-SSL connections in psql?
List pgsql-general

On Wednesday, April 06, 2011 5:21:23 pm Yang Zhang wrote:

> On Wed, Apr 6, 2011 at 4:57 PM, Scott Marlowe <scott.marlowe@gmail.com> wrote:

> > On Wed, Apr 6, 2011 at 5:24 PM, Yang Zhang <yanghatespam@gmail.com> wrote:

> >> On Wed, Apr 6, 2011 at 4:22 PM, Adrian Klaver <adrian.klaver@gmail.com> wrote:

> >>> On Wednesday, April 06, 2011 4:06:40 pm Yang Zhang wrote:

> >>>> How do I prevent accidental non-SSL connections (at least to specific

> >>>> hosts) when connecting via psql? Is there any configuration for this?

> >>>> Thanks.

> >>>

> >>> http://www.postgresql.org/docs/9.0/interactive/auth-pg-hba-conf.html

> >>> hostssl

> >>> http://www.postgresql.org/docs/9.0/interactive/libpq-connect.html

> >>> sslmode

> >>

> >> I'm aware of sslmode and hostssl - the threat model I'm asking about

> >> is the client getting MITM'd because the user forgets to specify `psql

> >> sslmode=verify-full`.

> >

> > As long as you only have hostssl entries for connections the users

> > can't connect without ssl.

>

> hostssl is a server-side policy; I'm interested in setting up my

> client with mandatory server authentication.

http://www.postgresql.org/docs/9.0/interactive/libpq-envars.html

PGSSLMODE behaves the same as the sslmode connection parameter.

Now you have both ends and the middle:)

--

Adrian Klaver

adrian.klaver@gmail.com

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