https://community.hpe.com/t5/operating-system-hp-ux/user-security/m-p/4563877#M371985 /etc/passwd<BR /><BR />see "man 4 passwd", particularly the description of the password field.<BR /><BR /><BR />Pete Wed, 13 Jan 2010 17:17:47 GMT Pete Randall 2010-01-13T17:17:47Z https://community.hpe.com/t5/operating-system-hp-ux/user-security/m-p/4563876#M371984 Hi guys, just wondering which file, directory i should go into to change user parameters such as change passwords within 15 days etc etc... Wed, 13 Jan 2010 17:07:29 GMT https://community.hpe.com/t5/operating-system-hp-ux/user-security/m-p/4563876#M371984 khilari 2010-01-13T17:07:29Z https://community.hpe.com/t5/operating-system-hp-ux/user-security/m-p/4563877#M371985 /etc/passwd<BR /><BR />see "man 4 passwd", particularly the description of the password field.<BR /><BR /><BR />Pete Wed, 13 Jan 2010 17:17:47 GMT https://community.hpe.com/t5/operating-system-hp-ux/user-security/m-p/4563877#M371985 Pete Randall 2010-01-13T17:17:47Z https://community.hpe.com/t5/operating-system-hp-ux/user-security/m-p/4563878#M371986 Hi,<BR /><BR />If it is a generic setting that your are after that will affect all users on the system then have a look at /etc/default/security and the following variable :<BR /><BR />PASSWORD_MINDAYS<BR /><BR />Regards,<BR /><BR />Mark Wed, 13 Jan 2010 17:28:05 GMT https://community.hpe.com/t5/operating-system-hp-ux/user-security/m-p/4563878#M371986 Mark S Meadows 2010-01-13T17:28:05Z https://community.hpe.com/t5/operating-system-hp-ux/user-security/m-p/4563879#M371987 For non-trusted system, you can modify file /etc/shadow. This file includes the information about min, max and etc... Wed, 13 Jan 2010 18:19:26 GMT https://community.hpe.com/t5/operating-system-hp-ux/user-security/m-p/4563879#M371987 Tingli 2010-01-13T18:19:26Z