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Questions tagged [passwd]

passwd refers to the Unix command for changing a user's password and also the file in which users' login data is stored.

passwd refers to the Unix command for changing a user's password and also the file in which users' login data is stored.

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Questions about AIX passwd file

I'm a beginner in AIX and I have 2 questions on AIX's passwd file. If there is a hash (#) symbol in front of a username, what does this mean? Correct me if I'm wrong. On the password field, if a user has password, it will be marked with an asterisk…
John Doe
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OpenSUSE libldap undefined symbol

Recently an OpenSUSE server had its root password changed (some say this mightve been a hacker or anything), I have no idea how or why, but they asked me to fix this. Now the problem what I'm having is that whenever using passwd (or yast or several…
XSlicer
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Changing the text of the kerberos passwd prompt

We are running kerberos (krb5-1.7) on SLES 11 SP1. Our users seem to have trouble changing their passwords with the password command. They are confused by the initial prompt, and don't understand that it is first asking to "enter your current…
Banjer
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Postfix forwarding to email addresses in /etc/passwd

If one maintains a database of emails in /etc/passwd how can Postfix be configured to forward email to those?
Aleksandr Levchuk
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What is the affect of executing "sudo passwd" on a system without a root account?

I've just used "sudo passwd" instead of "passwd" on a system by mistake and I'm wondering what the affect of this would be. There are two users on the system, my user account which has sudo privileges and another with sudo privileges belonging to…
CalumJEadie
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Query on editing /etc/passwd file

Can i open /etc/passwd file using an editor like vi and then add a comment into this file. If i am able to do that, will the change be persistent after reboot. If it is not the right way to edit the file in the above mentioned way, what is the ideal…
LinuxPenseur
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pam_auth_radius - RADIUS users vs unix users

I have recently set up a server with FreeRADIUS to authenticate and keep track of admin logins on some of my devices. I'm looking at getting my Linux and FreeBSD machines authenticating against RADIUS using the pam_auth_radius module. I am…
Cory J
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pam_filter usage prevent passwd from working

I have PAM+LDAP SSL running on Debian Lenny, it works well. I always want to restrict who's able to connect, in the past I used pam_groupdn for that but I recently got a situation where I has to accept 2 different groups. So I used pam_filter like…
Henry-Nicolas Tourneur
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Restore passwd for root on a server

      I have a DVR server with linux embeded. It has some telnet functions but i don't have the password for it (the chinese manufacturer refuses to give me the password). I did get a upgrade folder from them and found a passwd file…
s.mihai
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How to Protect Apache server from this attack

Is there a .htaccess solution against this attack 188.165.198.65 - - [17/Apr/2010:15:46:49 -0500] "GET /blog/2009/04/12/shopping-cart/?cart=../../../../../../../../../../../../../../../../etc/passwd%00 HTTP/1.1" 200 28114""Mozilla/4.0 (compatible;…
None
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Why's SMC failing on startup?

Trying to remove a user from one of our servers, but I seem to be thwarted at every turn... SMC refuses to load the user list (failing with a NoClassDefFoundError in the listAll method of UserContent). vipw just returns with "vipw: /etc/passwd file…
Brian Knoblauch
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Is it possible to disable ldap passwords for a user without disabling their account?

We have a cluster that uses an internal LDAP domain for user authentication that previously used passwords stored in LDAP. We have now moved the login machine to use krb5 for password authentication against an external kdc. We would like to remove…
jamie
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more secure way to store username and password for openvpn

I've set up an OpenVPN service on my server with username and password authentication and no clients' certificates needed. I've set the username and password in /etc/passwd and /etc/shadow. now, it's OK to connect with a specific user for OpenVPN…
Iori
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how to configure passwd/pam.d to confirm new password 3 or more times when changing password with passwd

I am looking to reconfigure my pam.d to prompt for new password confirmation 3 times when using passwd to change password. I have tried to duplicate the unix.so line in password-auth and system-auth like this password sufficient pam_unix.so sha512…
juwonlona
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Users and groups not found, but exist in their respective files

I just encountered a bizarre condition on a Debian system I was working on. Out of nowhere, a program complained that its rungroup could not be found. After a bit of digging around, it seems like my system no longer thinks any users or groups exist…
InterLinked
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