The passwd tag has no wiki summary.
1
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1answer
24 views
Use Qemu & chroot to reset password on mounted external disk
I have a NAS based on Linux, but the root password is kept secret by the manufacturer.
Now to reset the password I am trying to mount the disk to my local linux computer. All of the files are present ...
1
vote
2answers
95 views
passwd pauses after bad password has been entered
Say you type in passwd and you enter in the wrong password. There's a noticeable delay between when it tells you that the password was bad and when you enter it. Any ideas as to why? Seems kinda ...
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0answers
83 views
No password box at Login for Windows 8
I click the lock screen and generally get my account picture and a box to enter my password. Every now and again, the account picture comes up with no box to enter my password. No amount of clicking ...
0
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1answer
73 views
Prevent linux user from changing their password in ssh
How can I prevent users from changing their passwords? I still want to be able to change the passwords as root if necessary but keep the user from changing their password.
0
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0answers
41 views
Disable passwd history feature with remember=0
PAM version - pam-0.79
Is setting 0 allowed on "remember" option in /etc/pam.d/common-passwd file of pam.d module to disable passwd history feature?
With "remember=0" in /etc/pam.d/common-passwd ...
2
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2answers
100 views
Renamed root in /etc/passwd and now sudo does not work
I accidentally modified the line for root in /etc/passwd and changed its named. To fix it I tried using sudo to modify this file, but it does not let me sudo because sudo can't find the root user ...
1
vote
1answer
240 views
how to share Linux user passwords and Samba passwords
I have set up a Linux system with its own user account administration.
It is not part of any domain (other than DNS).
Now I want to allow its users to mount their home directories on a Windows system.
...
1
vote
2answers
455 views
Trouble logging in as user after changing password
I'm having trouble logging in with a newly-created password on my CentOS system. I recently installed the continuous integration server Jenkins on CentOS via yum, which created a "jenkins" user. ...
2
votes
3answers
991 views
Login with SSH user that has no password set
I have a user without a password set (i.e. passwd -d).
I would not like to use public keys on this setup.
Is there a way to SSH login to such a user?
2
votes
2answers
410 views
How can I automatically pass the password to 'su'?
I am working on an exploit for a security course. The object is to obtain a root shell in a linux virtual machine. So far, I can write to /etc/passwd and change root's password to an arbitrary string. ...
0
votes
1answer
276 views
Authenticate system users in Trac running nginx or standalone
Is this possible to setup Trac to authenticate system users? For example users that are in trac group will have access to Trac.
Is this possible to user /etc/passwd instead of Apache's .htpasswd?
3
votes
2answers
2k views
If I use SSH with public keys, is it subject to the password expiration of my user account?
So if I'm using SSH with public/private keys to connect to a Unix box, and the password for my user account on that box expires, will I still be able to connect?
4
votes
4answers
6k views
Cannot lock /etc/passwd; try again later
With several commands I get the error "cannot lock /etc/passwd; try again later".
Does anybody know how to solve it? Also I don't get in my /etc/shadow directory.
3
votes
2answers
528 views
How to restore the /etc/passwd file?
I was doing some experiment about resource-accessing. By mistake, I executed this command,
$ sudo mv /etc/passwd /etc/passwd.bak
Then I could not execute any command with privilege(eg. sudo mv ...
1
vote
2answers
2k views
VSFTP configuring virtual user using passwd [duplicate]
Possible Duplicate:
Why won't vsftpd let me log in with a virtual user account?
I'm trying to configure virtual FTP users along with real users on a server. I installed VSFTP and it ...
1
vote
1answer
4k views
passwd/shadow or group/gshadow mismatch?
I'm running RHEL 5. When using the GUI System>Administration>Users and Groups, I get the error:
The user database cannot be read. This problem is most likely caused by a mismatch between ...
3
votes
2answers
352 views
Reset user passwd when you don't know it
I have a small problem. I have shared keys setup on my domain, so I never type my password to login anymore.
I've forgotten my password now. This is a problem because only my user can sudo. Password ...
3
votes
2answers
2k views
Linux (redhat) how to change password to previous password
Is there a way to change password to value same as the previous password?
I know this is a security flaw, but would like to know however.
when I try this:
[mrbean@wwwserver ~]$ passwd
Changing ...
12
votes
1answer
4k views
Random password generator: many, in columns, on command line, in Linux
A while back, I came across a random password generator for the command line that displayed a grid of "memorable" passwords. Output was something like this:
adam@host:~$ CantRememberThisCommand
...
5
votes
3answers
13k views
Trying to change a Ubuntu user's password, authentication token manipulation error
I'm trying to create a local user on a new Ubuntu box. I'm unable to change the password, and I keep getting the error below. The user gets added to the shadow file, but I can't get it to set a ...
2
votes
1answer
3k views
how to add a SMB (samba) password for a user in Debian, when there is no smbpasswd binary?
I have samba installed on a Debian server of mine, and I use libpam-smbpass to keep UNIX and SMB passwords in sync. Passwords are only changed from unix logins via shell at the moment.
However, just ...
