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POSSIBLE? replacing password login on hp-ux

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don finfrock

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Nov 7, 2001, 10:16:30 AM11/7/01
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hi, i want to replace the login process with the use of fingerprint
verification. how do i override the default password login interface on
hp-ux with a fingerprint verification module?

thanks much.
don


Ron Luman II

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Nov 7, 2001, 4:43:42 PM11/7/01
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Hi Don,

I would suggest that you look into using Pluggable Authentication Modules
(PAM). It is a framework provided by HP and other vendors to allow
alternative authentication mechanisms without actually replacing the login
binary. There are a couple of resources that you might want to look into:

man pam (hpux man pages)
http://www.opengroup.org/tech/rfc/rfc86.0.html (RFC)
http://www.us.kernel.org/pub/linux/libs/pam/Linux-PAM-html/ (Linux docs.
They apply as well to hpux in most respects.)

Good Luck,

--Ron

"don finfrock" <mouse...@hotmail.com> wrote in message
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Kevin Strietzel

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Nov 9, 2001, 7:11:13 PM11/9/01
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...

It's possible: the programs that handle logins are just programs.

It depends in which part you want to replace with a fingerprint
checker. You need to construct equivalents of one or more of these:

getty(1M)
Asks for login ID on serial ports.

login(1M)
Asks for login ID and password on serial ports.

xdm(1M)
Handles generic X windowing system logins.

dtlogin(1M)
Handles CDE logins.

What they do is generally well documented, though how may not be;
versions from "free UNIXes" are good starting points. There are
probably others, such as for a trusted system.

--Kevin

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