Date: Tue, 16 Jun 1998 23:49:54 -0400 (EDT) From: Dima Dorfman <dima@zwb.net> To: panda@peace.com.my (chas) Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Password crypt Message-ID: <199806170349.XAA15807@nwalme.pair.com> In-Reply-To: <3.0.32.19980616224243.00a28210@peace.com.my> from chas at "Jun 16, 98 10:20:50 pm"
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Basically the encrypt key should be the salt, a random string. > The following function works in Python (bear with me) : > > from crypt import * > def encryptpasswd(passwd): > salt = str(random.random())[2:4] > cryptpasswd = crypt(passwd, salt) > return cryptpasswd > > This function takes a string 'passwd' and > returns the encrypted password after a unix 'crypt'. > You don't need to understand Python to see that > I just use a 2 character string as the salt. > > The returned string 'cryptpasswd' is then put into the > master.passwd record; I then call pwd_mkdb and the > passwd works. Screwy, i know, but it works - since this > is a one-way hash as opposed to encryption/decryption. > > So, bottomline : try using a random 2 character string. > > chas > > > >We are developing an .html facility for members to change > >their password on-line. But, I've hit a snag: > > > >I've assigned the new password to: > > > ><in perl> > > > >$newpasswd > > > >But now need to encrypt it. I know the function to do this is: > > > >crypt($newpasswd,encryption key) > > > >But I don't know what the encryption key should be. Can anyone help? > > > >Regards, > > > >d. > > > >+--------------------------------------------------------+ > >| Dean Hollister, | dean@odyssey.apana.org.au* | > >| Region Co-Ordinator, | 12840184 ICQ | > >| APANA, | | > >| Western Australia. | *finger A/C for DISCLAIMER | > >+--------------------------------------------------------+ > >ST:VOY Kess: "I wish people would stop talking to me as if > > I'm still a child! I'm three years old now!" > > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org > >with "unsubscribe freebsd-questions" in the body of the message > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > -- Dima Dorfman (dima@zwb.net) I love the smell of fdisk in the morning FreeBSD Rules! Micro$oft Sucks! http://www.FreeBSD.ORG/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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