Questions regarding passwords and the use of them. Where and when it is needed for system security.

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0
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0answers
14 views

Resetting windows 10 password from Ubuntu [dual boot]? [duplicate]

I dual boot having Windows 10 and Ubuntu 14.04 LTS. Yesterday I just updated my windows and after that I can not login using my password(I had my email account for windows authentication, I am able to ...
0
votes
1answer
8 views

Need run scripts as different users on same host to different hosts without password prompt

I need to run scripts with different linux users on same host to different hosts without password prompt. In other words, the deferent users are on a source host able to login (ssh/scp/other shell ...
1
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0answers
3 views

No taskbar, tty incorrect login

I'm on Ubuntu 12.04. I've just installed libfolks25 and it had to restart a few services to complete installation. Once it restarted and rebooted the system, the taskbar and Unity sidebar have now ...
0
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0answers
10 views

Reseting ssh password for accessing a virtual machine

I am trying to ssh into a ubuntu virtual machine, however the the ssh password is not the same as the login password of the virtual machine, is there a way to reset the ssh password from the virtual ...
5
votes
6answers
3k views

mysql-workbench and Gnome keyring daemon problem

when launching mysql-workbench I have the following warning: [12:13:49] coil@coil:~$ sudo mysql-workbench & [12:14:03] coil@coil:~$ ** Message: Gnome keyring daemon seems to not be available. ...
1
vote
1answer
28 views

I used the terminal to change my password, but it's not applying the change

I changed my password using sudo passwd. It worked fine, with no errors, but my password hasn't been changed. I rebooted, but that didn't fix anything. What am I doing wrong?
1
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2answers
27 views

password does not work with useradd -p

I am running ubuntu 14.04 LTS. I ran the following command to create a user $sudo useradd -m -p password1 guest_user and then tried to switch to the user with $su guest_user But i could not ...
1
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0answers
31 views

create multiple users from csv file and communicate them the password

I have to create multiple users in an Ubuntu environment from a csv file that lists their names and password. I am using the following tutorial Import users from CSV file But I am not been able to ...
0
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0answers
6 views

Default Keyring asks for passwords instead of keyring

The default keyring is asking me for a password and then the keyring password. I made a backup of my mails in Evolution and made a restore and this are the passwords asked at start-up Can this be ...
0
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0answers
59 views

Problem installing Ubuntu 14.04.3 on a 64GB flash drive-won't boot properly

I have thrice tried unsuccessfully to install Ubuntu 14.04.3 on a 64GB flash drive in the "use entire drive" mode. I set it for automatic logon during the install and gave it a password. When I try to ...
0
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1answer
29 views

How Ubuntu does encrypt user's password?

How Ubuntu does encrypt user (session) password? What algorithms/mechanisms are involved in that?
0
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1answer
39 views

Why do I have to enter my keyring for a WiFi password?

My Ubuntu 14.04 asks me every morning to unlock my keyring in order to connect to a specific WiFi, namely eduroam. Every other network works immediately. I can't really use the machine until I ...
0
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1answer
12 views

How secure and portable are Cryptkeeper encrypted folders?

I have some questions about Cryptkeeper. Is it safe to use Cryptkeeper for password protecting folders in ubuntu?Is there a chance that using Cryptkeeper causes data loss?(in cases other than ...
1
vote
3answers
970 views

Changed account to auto login, now su password does not work

I have one user account on my laptop, and it has the same password as the su password. I changed the user account to an auto login account, and now the user password is not accepted (i.e. ...
9
votes
2answers
222 views

How to make it so that a file can only be executed by root, but not as root?

There are certain applications that I don't want people to be able to open unless they have root privileges, however I do not want to give the programs root privileges. So how can I make it so that ...
0
votes
1answer
28 views

What is the default root login password for ubntu desktop iso

I tried installing ubnto 14 on a virtual box. During the install, I was asked for a customer username and password. But am unable to login as root ( using 'su' command ). AM getting an incorrect ...
1
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0answers
23 views

“None of your passwords in your keyring match your current password” after changing password [duplicate]

A few days ago I went into Passwords and Keys and locked my Login folder, however today I changed my password, and while using Empathy (although it may have nothing to do with Empathy) a dialog popped ...
0
votes
2answers
46 views

execute shell script without entering password

I want to execute a script that requires root privileges without entering a password. There are similar questions/answers but non seems to work for me. I placed my script in /home/kf/bin (I added the ...
1
vote
0answers
33 views

Password fails to login

First of all i have ubuntu 14.04 lts. I have deactivated the login need of a password since the 1st day.minutes ago i upgraded the ati graphics from the official software update. I restarted the pc ...
0
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0answers
15 views

Admin Password reset - Keys don't work

I am trying to reset the admin password on my laptop. I can successfully get the prompt to ask for the new password, but when I try and type a new password none of the laptop keys work. The ...
1
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0answers
29 views

cryptsetup: cryptsetup failed, bad password or options?

today ,i installed ubuntu 14.04 on my laptop running windows 8.1 using Universal-USB-Installer-1.9.6.1.exe. When i finished the installation, i was asked to reboot. I did so but the passphrase wasn't ...
2
votes
1answer
3k views

How to change password requirements?

I tried to change my Ubuntu password but it keeps saying my new password is not "Good Enough" even when it passes my company security requirements: At least 8 characrters At least one number At ...
0
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0answers
16 views

Trying to download updates can't remember password [duplicate]

I am new to Ubuntu 14.04 LTS and having problems downloading updates to the system. Every time the system prompts to the software repository setting authentication it prompts for a password. Now I ...
0
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0answers
39 views

Trying to reset root password, nothing is working? [duplicate]

I'm borrowing my sister-in-law's Acer One laptop that she used once and if runs Ubuntu or Windows 7. All I want to do is connect to my wifi but it's asking me for a root password but she has no idea ...
1
vote
1answer
4k views

SSH: Permission denied, please try again. While tryng to connect to remote 12.04 server

I'm having quite the head ache because of this. The day before yesterday I rented a VPS at atlantic. They provided me with vnc and root's ssh credentials. I could only login through a VNC viewer ...
1
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0answers
31 views

I deleted my password but sudo keeps asking me for it

I've deleted my password using sudo passwd -d alexwolf153. Now even though I have no password anymore sudo still keeps asking for one. What do I do? EDIT: thankfully, my terminal with provided sudo ...
2
votes
1answer
43 views

Employee left blank password on Ubuntu 15 graphic install [closed]

My boss wants a blank password on the desktop running the Ubuntu 15.04. The system logs me into the account directly but whenever I try to sudo command anything and it asks for the password, leaving ...
4
votes
4answers
15k views

MySQL Access denied for user 'root'@'localhost'

In my server, everytime I try to access MySQL I get the error: Access denied for user 'root'@'localhost' (using password: NO) when I try mysqladmin -u root -p password I get Access ...
0
votes
2answers
46 views

I have forgotten my password to my laptop, and can't access GRUB

I forgot my password to my laptop. I know the passcode in the startup that is displayed on the bottom with white stars. But, not my actual account password. I can only use it in guest mode, and that ...
0
votes
1answer
344 views

Correct password is not accepted for Evolution

Evolution does not accept my password when I try to send/receive mail. I have set up my gmail account in Evolution with these settings: SEND: smtp.gmail.com RECEIVE: pop.gmail.com (also tried imap ...
3
votes
0answers
48 views

How to prevent the people from using 'e' to change the 'config' in grub?

I'm really stumped this time because, I've tried to configure the 10_linux & the 00_header the /boot/grub/grub.conf I've tried it many times, but unable to protect it with Password Please do ...
7
votes
4answers
9k views

Administrator account with no password is unusable

I tried removing my administrator account's password. Now that there is no password set for it, I cannot put a new one nor do any actions which needs administrator privileges. I tried different fixes ...
0
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0answers
35 views

Need default admin password for installing Ubuntu 15.4 on HP Dreamscreen

Have installed Ubuntu 15.4 on HP Dreamscreen. However, it asks for login and password which were neer set. Need the default admin password for installing Ubuntu 15.4 on HP Dreamscreen
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0answers
27 views

Installing Ubuntu 14.04 on compaq presario cq60 stuck at password

I am trying to install Ubuntu 14.04 on an old compaq presario that was running MS Vista. The wipe of MS seems to have gone through; I selected my user name and password, but now I get my full name ...
0
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0answers
12 views

What is the defaut password for Ubuntu 14.04? [duplicate]

The default password for the Administrator account is already set by the system.
9
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5answers
6k views

After new Ubuntu 15.04 installation, startup asks for password even though no disk encryption was set up

I installed a brand new SSD into my laptop and did a fresh install of Ubuntu 15.04, with NO system encryption used (only Home directory encryption). However, it still asks me for a password when ...
2
votes
1answer
59 views

Code to send the contents of a text file into a terminal window [closed]

I'm looking for some code to be able to send the contents of a text file to the terminal window at the press of a button or through by typing an alias into the terminal. If I explain what I'm trying ...
6
votes
1answer
1k views

Yubikey Two-factor Authentication Full-disk Encryption via LUKS

I recently acquired a Yubikey Neo - a nifty little hardware second factor authentication device. It's primarily intended for use with One Time Passwords, and the emerging U2F protocol - but since ...
-1
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0answers
18 views

To reset password

Whenever I go to the recovery mode and enter root, it's asking for root password for maintenance but i dont know, please help me how to overcome this problem
2
votes
0answers
295 views

Root password asking for authentication is required to change user data [closed]

When I'm going to set ip address and click on save its showing "authentication is required user data" the its asking "root password" though I've no root password. I've single user account thats it. ...
4
votes
1answer
805 views

How can I make ubuntu ask for my password before mounting usb-drives? [duplicate]

THIS POST IS NOT A DUPLICATE ALTHOUGH IT HAS BEEN MARKED AS SUCH. NO WHERE ON THE ALLEGED DUPLICATE PAGE DOES IT MENTION EXTERNAL DRIVES OR HOW TO DIFFERENTIATE THEM INSIDE POLKIT I did some research ...
0
votes
1answer
20 views

`pass` timeout cached master password

I use a password manager called pass. It asks for the master password upon its first invocation. It appears to cache the master password as to avoid rewriting it. For security reasons, I would like to ...
0
votes
2answers
31 views

Problem with Login password [duplicate]

when ever I'm logging in, I have set a login password for my account but it is logging in automatically with out asking me for a password. Please tell me what I can do to get rid of this problem.
1
vote
0answers
99 views

Can't login after reset of password in recover mode

Ubuntu 12.04 LTS : I lost my password but found a way to reset it in this forum. After restart I was not able to login and got a short black screen with some text. I recorded a video of the black ...
0
votes
0answers
14 views

“No such file or directory” upon login

After booting up my PC and typing the password to log in something strange happens - Ubuntu is telling me, that there's "no such file or directory" and password box changes to "Log in" button. After I ...
0
votes
2answers
34 views

Is there a way to make your computer automatically lock the screen?

Just wanted a way to have my computer lock if I walk away from it it and forget to lock it manually.
0
votes
0answers
23 views

Hot to edit /boot/grub/grub.cfg to protect changes on grub

How would I specifically edit that file from preventing people from making changes in grub boot menu. I need it to where it needs a password every time some one tries to make a change to the menu.
1
vote
1answer
14 views

Why does tilde V output ~V [LogLevel ERROR]?

One of the password variations I use a github account contained the characters ~V. When prompted for the password to push to Github, I typed in ~V and it output ~V [LogLevel ERROR] Why is this?
0
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0answers
29 views

Login screen password incorrect

Since the last ubuntu update I cannot login anymore, each time I have a "password incorrect". I open a terminal and updated my password with passwd user, the password works fine in a shell, but still ...
0
votes
1answer
53 views

How to get the details of User(Computer)name and the Password?

Where the details of Password and Username/Computer Name being Stored in Ubuntu 14.04? How to Change the Password and the Username? Ways to recover the forgotten Password and the Username without ...