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Re: MD5 salt

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "M(dot) Bastin" <marcbastin(at)mindspring(dot)com>
Cc: pgsql-novice <pgsql-novice(at)postgresql(dot)org>
Subject: Re: MD5 salt
Date: 2003-05-29 15:06:26
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-novice
"M. Bastin" <marcbastin(at)mindspring(dot)com> writes:
> However I must be doing something wrong.  This is what I do:
> "md5" + MD5( MD5(Password + UserName) + Salt)
> Is this a correct interpretation of your explanation?

Looks right to me.  Do you have the MD5 algorithm correct?

> (To this I 
> still need to add the zero byte for termination, isn't it?

Yeah, IIRC the contents of the Password message are a zero-terminated
string.  Check the protocol document.

You might try testing with plain-text password auth method to make sure
you have the basic Password-message mechanics down, before you go on
with MD5.

			regards, tom lane

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