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Re: Preliminary GSSAPI Patches

From: Magnus Hagander <magnus(at)hagander(dot)net>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: "Henry B(dot) Hotz" <hbhotz(at)oxy(dot)edu>, Stephen Frost <sfrost(at)snowman(dot)net>, pgsql-patches(at)postgresql(dot)org
Subject: Re: Preliminary GSSAPI Patches
Date: 2007-10-10 17:53:17
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-patches
Tom Lane wrote:
> "Henry B. Hotz" <hbhotz(at)oxy(dot)edu> writes:
>> You know, I don't know what I was thinking when I sent this.  My  
>> apologies for the late correction.
>> Anyone who has a copy of the "host" keys for a machine can  
>> manufacture kerberos tickets for the "host" service on that machine  
>> masquerading as absolutely anyone (including people who don't  
>> exist).  Same for the "postgres" keys, and if the postgres server can  
>> steal the host keys (or vice versa) then it's even worse.
>> [snip...]
> Maybe I'm too dense, but I don't see a conclusion here.  Do we need to
> change our code, our docs, both, or neither?

I don't think we do. If you use service keys per our documentation, you
should be fine. And if someone owns your host keys, you lost already.


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