Managing Systems and Workgroups: A Guide for HP-UX System Administrators

Administering a System: Managing System Security
HP-UX Shadow Passwords
Chapter 8838
Programming APIs
The way to interface with the /etc/shadow file is through the industry
standard getspent (3C) calls. These calls are similar to the getpwent (3C)
interfaces.
Other Software Support
HP-UX Shadow Passwords are supported by:
Lightweight Directory Access Protocol (LDAP). You can download
LDAP-UX Integration, version B.03.00 or later, from
http://software.hp.com .
Ignite-UX version B.4.1 or later.
MC/ServiceGuard. If you intend to use the HP Cluster Object
Manager for a connection with a system that has shadow passwords
installed, then you must upgrade the Cluster Object Manager to at
least version B.02.02.00, which is available with MC/ServiceGuard
A.11.15.00. HP Cluster Object Manager is a proxy for
MC/ServiceGuard Manager to manage multiple MC/ServiceGuard
clusters.
HP-UX Shadow Passwords are not supported by:
Network Information Service (NIS).
Network information Server Plus (NIS+).
The web interface to Partition Manager and Service Control
Manager.
Applications that expect passwords to reside in /etc/passwd.
Documentation
You can find more information in the following manpages:
HP References passwd (1), pwck (1M), pwconv (1M), pwunconv (1M), getspent (3C),
putspent (3C), nsswitch.conf (4), passwd (4), security (4), shadow (4).