Questions tagged [password]
Passwords are used to check user identity or authenticate, for example log in to a user account, to gain elevated privileges with `sudo` or with encryption. Use this tag when asking about using and managing passwords, and understanding where and when they are needed for system security.
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Can't reset password [duplicate]
I have an ASUS eee pc that I bought second hand. It had the password of the previous owner/administrator, and was running Ubuntu 12.04. I previously asked how to reset the password, and I took what ...
2
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2
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scp command password problem
I am new to Ubuntu. I have two scaleway servers A and B. I need to transfer a file from A to B. I am using:
scp root@IP(A):/path/to/file root@IP(B):/path/of/destination
Upon executing the command it ...
6
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0
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Dropbear: Can't use regular passwords to login
I'm using dropbear to unlock my lvm/luks partition on a remote server during system boot. I've added dropbear to initramfs and I can connect and authenticate using public keys. But unfortunately, ...
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Cannot access my system after setting a Grub password
Since I realised that GRUB is not password protected, I have been slightly concerned, as any can get access to my system configuration. I decided to act on it, and followed the instructions in this ...
2
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1
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Set password for specific workspace
I would like to set a password for a specific workspace W so that when I (or someone else using my user session) tries to switch to that workspace, they can't do so unless they know the user password.
...
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Can I use the Touch ID on an iPhone to unlock Ubuntu?
I have my iPhone next to me - and it's quicker to touch my finger to the Touch ID than type my password.
Can I unlock my computer with my fingerprint via my iPhone?
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Hp compaq 6510b with Ubuntu & Windows Vista xp / locked out because lost Adim password [duplicate]
I had 2 hp compaq 6510b in 2010, my son needed one for school so gave him one.. He used it maybe 6-months and seen I was selling Blackberry tablets so I gave him that and got the laptop back.
I just ...
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Restoring backup from another installation and myy Encryption Password for Dejadup does not work. Why, and what do I do?
I recently reinstalled Ubuntu. I was running Ubuntu MATE and decided to scale down to a stripped down version. I backed up all of my files to an external HDD and took a picture of my passphrase so I ...
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WiFi asks for password again and again
The Problem
My WiFi network disconnects itself randomly and starts asking for password.
The password is already stored, I just have to click on connect.
When I click on connect, it remains connected ...
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1
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How to achieve sudo privilege in shell script? [duplicate]
how do I can achieve sudo privilege via the shell script without entering the password?
Example:
[user@user Desktop]$ ./script.sh
[user@user Desktop]#
which command should I try on the script.sh? ...
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Problem with Ubuntu cloud image 16.04 on VirtualBox
I was trying to use Ubuntu 16.04 cloud image xenial-server-cloudimg-amd64-disk1.vmdk [downloaded from https://cloud-images.ubuntu.com/xenial/current/ ] on VirtualBox but facing two problems:
Booting ...
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How to change password using recovery console? [duplicate]
Im having a problem entering my password in the login, every time i login its says thats wrong. Can I change it via recovery console?
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1
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Evolution not accepting my Hotmail password
I have been struggling for a while with Evolution not accepting my Hotmail account password for receiving emails. The sending of email is not a problem. I also have a Gmail account which works fine ...
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1
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Upgraded Ubuntu 15.04 and its going into login loop after that [duplicate]
Have tried other solutions posted on AU
I tried CLTR+ALT+F1.
It takes me to the login screen command screen. I logged in using UN & PW
After that I tried many commands posted in other solutions ...
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Forgot passphrase (encrypted hard drive), how can I use my computer again?
I forgot my password for an old computer I have that is running Ubuntu 14.04. I encrypted the hard drive when I set up the computer.
There is nothing important on the computer so I do not care about ...
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1
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How to avoid password request for sudo for crontab scripts?
I need that a new user could execute sudo without any request of password, because this user has in crontab a .sh that uses sudo for some commands.
I created a new user on my ubuntu server 16.04 x64
...
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2
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Gnome keyring 11% cpu when opening chrome
I have little prolem that when open up chrome, gnome keyring starts to use cpu on 11%. If i start chrome from command line with google-chrome --password-store=basic this bug is not present.
The ugly ...
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1
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Visudo - Change user without password doesn't work
I want a user to be able to change to another user without a password and any other root rights. I followed already a hint on https://apple.stackexchange.com/questions/82438/allow-sudo-to-another-user-...
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2
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Prevent sudo users switching to another user, without the target-users password?
Sorry if the title is ambiguous, however I'm quite new to Ubuntu but have just set up a webserver running it with a group "developers" that are all sudo.
At the moment Users can only login via SSH ...
3
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0
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Replace kwallet with gnome seahorse
I have Ubuntu 15.04 and I have recently installed kde desktop.
When I was on unity desktop the seahorse application was used to prompting me for main password at startup to unlock the keyring and let ...
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1
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Switched to GNOME, no password prompt on wakeup
After months of using Ubuntu I decided to switch from Unity to GNOME. Everything is working fine except it seems like some settings haven't carried over. When I close my laptop and reopen it, it doesn'...
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3
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Enable password on lock screen
I have a problem with restoring the password request on the lock screen. During the installation of Ubuntu I specified the auto-login option, but now I want to re-enable the password protection. ...
3
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2
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How to find my wi-fi password in ubuntu 16.04 LTS
Well, yesterday i wanted to connect in my wireless network in ubuntu 16.04 LTS , but figured out that i couldn't remember the router's password. First i check the router for the code in the down side ...
3
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Unlocking at the lock screen fails
I have encountered a strange issue with my Ubuntu 15.10 install: Usually, I lock my desktop with Ctrl+Alt+L when I leave my computer, and when I come back, I enter my password and can continue working....
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3
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How to set up passwordless ssh for root account?
i am trying to follow the instructions here to set up passwordless ssh between root accounts (needed to use Ambari).
However this involves ssh-copy-id user@machine and since user is root, when I try ...
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1
answer
692
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Prevent root from resetting a specific user password
Is there any way to prevent others including root account from resetting a user password?
I'd like to protect my user account not to be logged in by others so that others can't see the mounted ...
1
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0
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590
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Login screen asks for username after removing and reinstalling lightdm
I have uninstalled lightdm by sudo apt-get remove lightdm by mistake but I installed it again by going to virtual console and using sudo apt-get install lightdm but the problem now I am encountering ...
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1
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2k
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Ubuntu 16.04 - Trying to disable home folder encryption
I am trying to disable the home folder encryption on my Ubuntu 16.04.
I followed this tutorial, but unfortunately something went wrong:
http://www.howtogeek.com/116179/how-to-disable-home-folder-...
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0
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Ubuntu 16.04 login problem [duplicate]
I have problems with the startup from a USB flash. It asks for a login and a password and I don't know the login or password can anyone help? It writes ubuntu 16.04 LTS ubuntu tty1 in a prompt.
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Programs that require su permission dont work unless ran as sudo
I'm running Ubuntu MATE 16.04 with openbox as my DE. The programs that require the sudo password get weird errors when i try to run the action that needs it. For instance if i try to install a program ...
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0
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Password Changes with Ansible (User Accounts)
I am having trouble changing passwords with Ansible. It might be my playbook.
I need to change this password for specific users. The ssh-keys are the same in the authorized keys section. Not sure ...
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1
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Why doesn't Ubuntu/Thunderbird save my PGP key?
I installed Thunderbird and followed the instructions from:
https://help.ubuntu.com/community/GnuPrivacyGuardHowto
to set up PGP.
First it worked, but after restarting my system the next day, I wasn'...
0
votes
1
answer
217
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Forgotten password on compressed file
Two years ago, I did some data recovery for a client, and created a 7z compressed file with a password on the file. I have since forgotten the password i put on the file, the original hard drives are ...
5
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1
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Disable numlock warning on lock screen for notebook
I own a notebook with separate number pad on the keyboard and running 16.04.
On the login screen/lock screen, I see a grey warning triangle in the password input field telling me that NUM-Lock is on.
...
2
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1
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MySQL does not accept password not lets me reset password by skip-grants-table, unable to login
I terminal I have typed:
apt install mysql-server mysql-client
It asked me for password and I gave it.
Next I typed:
mysql_secure_installation
It prompted me for password. I am cent percent sure ...
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1
answer
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sudo problem. I can't write my password to terminal
so I was installing python on my laptop
:~/Desktop/Python-3.5.1$ su root
Password:
ssu: Authentication failure`
It didn't let me wrote my password. so I looked help and found that:
gksu nautilus ...
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3
answers
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Sudo is not asking for password on Ubuntu 16.04
Ever since I update to 16.04 I notice whenever I use any sudo command the terminal does not ask me the password before executing the command,The command is directly executed.I am the admin and I have ...
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2
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secure erase returns input/output error
I've already given a detailed description of my predicament in my previous question.
Now I've got this:
sudo hdparm --user-master u --security-erase my_password /dev/sda
returns:
...
4
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0
answers
177
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frequent rejection of password Ubuntu 16.04 --no pattern
Several days ago my password started to be rejected frequently. I had to
type my password 2 or 3 times for sudo commands and sometimes open a new
terminal before the password was accepted.
...
2
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0
answers
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chrome shows passwords regardless of keyring locked or unlocked
My concern is that chrome shows the saved passwords in chrome://settings/passwords regardless whether i have locked or unlocked the login keyring. i also tried to change my login keyring to something ...
2
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1
answer
448
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16.04: editing /etc/sudoers to allow NetMan restart w/o password
I want to be able to restart Network Manager without having to enter my password every time. I did sudo visudo and added this line:
%sudo ALL=(ALL) NOPASSWD: /bin/systemctl restart network-manager....
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2
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93
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over-coming interactive command in a script [closed]
I'm trying to have a script to create containers on proxmox, & I want user to enter his password before proceeding to the creation of container, so I can push it to the main command.
the command ...
2
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0
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Lost Password in Ubuntu 16.04 [duplicate]
I installed Ubuntu 16.04, encrypted home directory. Jotted down system info including password, etc., in a document which will presumably be in /home/mike/somewhere. Hadn't printed the file to ...
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2
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Password sign-in blocked by installed software
Yesterday I installed Gnome-do and today it is completely blocking my password sign-in form. Which of course means I can't do anything at all. I know this is my own fault, and yes I'm a dumb noob, but ...
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0
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passwd : Authentication token manipulation error (Different than other questions)
I'm trying to change password with single command. The command is,
echo -e "current_password\nnew_password\nnew_password" | passwd
Here's the Output of the command...
Changing password for adarsh.
(...
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2
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98
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Sign-in to Change old password
I have not used ubuntu before and installed it on an old pc. Due to a few personal problems it has remained unused for several months. I returned to it today and do not remember the sign-in password. (...
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1
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Password in the terminal
I am new to Ubuntu (trying to get away from the clutches of Microsoft).
I downloaded Ubuntu 14, then upgraded to Ubuntu 16.
Now I am trying to understand the command line, and every time I try to do ...
0
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1
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Upgraded Ubuntu to 14.04, can't login to my account & don't know the password of root
I upgraded my ubuntu from 12.04 LTS to 14.04 LTS recently. While installing the downloaded packages, my system hung up and restarted. That is how the problem started.
It's not taking my old password.
...
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1
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Running two scripts on profile login (bash & sudo bash)
I have two scripts which I would like to be run when I log into my profile.
~/.scripts/startup/user-sensei-raw-startup.sh:
ids=$(xinput list | awk '/SteelSeries Sensei Raw Gaming Mouse .*pointer/ {...
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2
answers
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Can't log in: Upgraded to Ubuntu 16.04 invalidated my public ssh-keys, changed to PasswordAuthentication no and now I can't get back in
I upgraded my remote server to Ubuntu 16.04 (from 14.10).
Then I reconfigured it to only use keys and not passwords.
Did that by editing the /etc/ssh/sshd_config file where I changed to the following:...