Date: Tue, 29 Oct 2019 13:49:20 +0100 From: Jan Martin Mikkelsen <janm@transactionware.com> To: Wojciech Puchar <wojtek@puchar.net> Cc: freebsd-hackers@freebsd.org Subject: Re: converting password hashes Message-ID: <1A7D3067-D5D6-47A0-9F42-FCBF8A1A856D@transactionware.com> In-Reply-To: <alpine.BSF.2.20.1910291310310.72617@puchar.net> References: <alpine.BSF.2.20.1910291310310.72617@puchar.net>
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> On 29 Oct 2019, at 13:13, Wojciech Puchar <wojtek@puchar.net> wrote:
>
> i want to convert accouts from one system where there was mail-only accounts using dovecot/postfix based system and SQL tables to my system, where accounts are real unix accounts - that do mail and other things.
>
> I don't know all people's plaintext passwords, and i don't need to and want to, but i want new accounts to work with the same passwords
>
> in SQL tables there are entries like this:
>
> $1$aab7638c$Cn7BA/oU4mzr0QltXzV7Z0
>
> and these works by simple cut and paste to /etc/master.passwd file
>
>
> but there are entries like:
>
> {PLAIN-MD5}c575f55800a549930b9063b43af04f47
>
> that doesn't
>
>
> is there a way to make it work without contacting over hundred people and telling them what new password they have?
If it is just MD5 with no salt, I suspect substituting “$1$$” for the “{PLAIN_MD5}” would be sufficient.
Regards,
Jan M.
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