Re: md5 passwords and pg_shadow

Tom Lane wrote:
> Neil Conway <nconway@klamath.dyndns.org> writes:
> > IMHO, there are two separate processes going on here:
> 
> The connection you are missing is that hashed password storage is
> incompatible with crypt-style password transmission.  If we force
> hashed storage then the only password transmission style available
> to pre-7.2 clients is cleartext.  It's not at all clear that securing
> the on-disk representation is a more important goal than wire security.
> (Perhaps it is for some cases, but in other cases it's surely not.)
> So the parameter variable is there to let the DBA choose which he's
> more worried about.
> 
> We should probably change the default setting for 7.3, but I don't
> think we'll be able to force hashed storage of passwords in all
> installations for awhile longer yet.

If we change that default in 7.3, pg_dump reload will md5 encrypt the
passwords supplied from 7.2.  Is that OK, and we can require them to set
it to 'false' if they want pre-7.2 crypt compatibility?

If so, I can make the change.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
853-3000+  If your life is a hard drive,     |  830 Blythe Avenue +  Christ can be your backup.        |  Drexel Hill,
Pennsylvania19026