From: | "scott(dot)marlowe" <scott(dot)marlowe(at)ihs(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Christopher Browne <cbbrowne(at)acm(dot)org>, <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: Data Encryption in PostgreSQL, and a Tutorial. |
Date: | 2004-04-12 22:35:29 |
Message-ID: | Pine.LNX.4.33.0404121635040.27043-100000@css120.ihs.com |
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Lists: | pgsql-general |
On Mon, 12 Apr 2004, Tom Lane wrote:
> "scott.marlowe" <scott(dot)marlowe(at)ihs(dot)com> writes:
> > On Fri, 9 Apr 2004, Christopher Browne wrote:
> >> See the "pgcrypto" contrib module in the source tree.
> >>
> >> It is not typically compiled into what gets distributed with the
> >> typical Linux/BSD distribution because of the library dependencies
> >> that it forces in, as well as because the legalities surrounding the
> >> distribution of cryptographic software vary from country to country,
> >> making it potentially legally unsafe to ubiquitously include it.
>
> > I thought md5() was a built-in nowadays...
>
> Yeah, it is, but md5 is not considered cryptography because it is not
> reversible (you can't decrypt to get back what you put in). As such
> it's not restricted under US munitions law, nor anyone else's that
> I've heard of.
True, but the original discussion, I believe, was on storing user
passwords etc... for which md5 is the preferred method...
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