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Date: Mon, 06 Oct 2008 07:40:33 +0200
From: Adam Zaleski <talk@holon.urwis.cc>
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To: "Ivan \"Rambius\" Ivanov" <rambiusparkisanius@gmail.com>, 
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Subject: Re: How to generate password hashes for vipw and chpass
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Ivan "Rambius" Ivanov pisze:

> # /sbin/md5 -s newpassword
> and then I passed the output to chpass. I tried to use the new
> password for the next login but it failed - so I believe this is
> wrong.
> Can you please show me how to generate the password hashes?

You can add new account with one command like this:

echo user_password |pw user add new_user -h0

Also if you only want to generate valid password hash
you can use 'openssl passwd -1 new_password'