[lug] generating linux passwords using openssl

Hugh Brown hugh at vecna.com
Sun Apr 29 17:04:43 MDT 2001


All of the password generation is done via PAM, so I would try the pam
documentation next.

Hugh


"charles at lunarmedia.net"
> 
> 
> it would certainly seem that you are correct about the $1 being mistaken
> by the shell as a variable substition since:
> 
> 	openssl passwd -apr1 -salt $1 charles
> 
> renders:
> 
> 	$apr1$$$vAaBQkZPAcICTAYmnPq7o.
> 
> the "apr" in the passphrase kinda makes me wonder. however escaping the
> character in or out of quotes does not change the output.
> 
> this whole scenario comes out of the need to take a clear text password
> and encrypt it within a php script's md5() to verify a user against
> /etc/shadow for access to a webpage. so to get md5() to create an accurate
> hash to compare to /etc/shadow i need to figure out the salt.
> 
> 
> 



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