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
218 views

kerberos passwd: Authentication token manipulation error

(note - ignore the upgrade 15.10 bit, see "more info", below) I've just upgraded to Ubuntu 15.10 using the Live CD over an existing 14.04 version. Users that were configured before were lost from ...
1
vote
1answer
47 views

Perform sudo with different password? [duplicate]

Can I perform 'sudo' actions with different password other than my login password? Is there any way to achieve this?
0
votes
1answer
40 views

not able to login to mysql

when I am trying to login to mysql using mysql -u root -p I am getting the following error mysql -u root ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: ...
3
votes
0answers
86 views

Cannot type disk decryption password during boot

The GUI loads to input the decryption password, but when I type, the characters appear in the top-left of my screen, as though I was typing at a console without a command prompt. Forcing power-off ...
12
votes
4answers
327 views

Set a password, yet it logs in without one

My account is an administrator; I'm using Ubuntu 14.04LTS. I've set a password and set automatic login to OFF, yet when I wake up from suspension or reboot if I just press Enter or type in anything ...
1
vote
0answers
38 views

ubuntu 14.04 login password reentering problem

When i start to OS, enter the password, and a little bit second, it want to enter password again. If i enter wrong password, it warn me to invalid password, but i enter right password, it stay to ...
2
votes
0answers
152 views

gnome-keyring/pinentry gpg key password saved indefinitely after ubuntu 15.10 upgrade

After upgrading to ubuntu 15.10, the password prompt for gpg keys has changed to a program called pinentry. The pinentry prompt provides a text field for the passphrase, as well as a checkbox for ...
0
votes
2answers
100 views

Passing encrypted password in mount command

I am trying to cron a simple 4 line bash script to backup a folder which requires me to mount the NAS folder for which I have to provide the password. Which is a big NO , Is there a way to pass the ...
0
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0answers
57 views

How to disable non-english keyboard layouts on the log-in and unlock screens?

Although I use 3 different languages and have 3 keyboard layouts installed my password does not include characters that are not present on a standard English keyboard (actually I have never seen a ...
-2
votes
1answer
34 views

Can't log in as a particular user after changing its password

I reset both of my accounts passwords but only one will let me log in. So I logged in as that account since it has admin privs, I changed the password on the other account (My main one which I really ...
0
votes
0answers
49 views

Can I set password for SSH for auto login? [duplicate]

I was wondering if it is possible to save the ssh password somewhere for auto login to the devices? I don't know if you guys have used SecureCRT but it has that option where it saves your password ...
0
votes
0answers
11 views

Black screen when open session [duplicate]

I try to open my session on Ubuntu 14.04 LTS. I write my password and press enter, then the screen becomes black and returns to the login screen. When I read the auth.log file, I obtain this: Dec 2 ...
0
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0answers
31 views

Can't use sudo command [duplicate]

I installed a VirtualMachine of Ubuntu 14.04 for university. (Which made me rage by itself a couple of times.) Now, I want to make the Virtual Machine - or the Linux OS, for that regard - actually ...
1
vote
0answers
77 views

My ubuntu 14.04.3 on VMware Player VM gets stuck in a login loop

I used to use Guake terminal. When I was using last time Guake stuck and stop working. Pressed F12 several times in order to close the terminal. Then system logged off and login screen shown up. ...
0
votes
0answers
35 views

iI left the install running overnight, i come back, system ask password

I am trying to install ubuntu 12.0.4 on a mac powerbook G5. I left the install go during I was asleep. I wake up, come back to my other place, It looks fine! I ended up on ubuntu desktop, wow, but ...
0
votes
0answers
61 views

Recovered Ubuntu Password Without Success .ICEauthority Does Not Exist

I used this thread to retrieve my long-forgotten Ubuntu password: How do I reset a lost administrative password? After following the solutions in the order of their popularity, I kept getting bounced ...
0
votes
0answers
30 views

Why windows's title “Unlock login keyring” appears when i try to connect on a network?

This windows ask me to "Enter password to unlock your(my) login keyring" on Ubuntu 15.04.1. And when i enter the admin's password, or the user password of my session nothings things occurred.
2
votes
1answer
149 views

Is it possible to add a GRUB profile to auto-login an user and start a script (15.10)

I have a 15.10 64bit machine with multiple user accounts. Normally, I select Ubuntu in GRUB, it boots and shows me the login screen, I select an account, enter the password and start my applications. ...
0
votes
2answers
43 views

Where is the actual admin password located?

I'm just curious because I know the configuration for the password is located in /etc/passwd, but in the document I don't see my actual password anywhere, obviously for security reasons. I opened ...
1
vote
0answers
35 views

How to know my sudo password? [duplicate]

I am really new to Ubuntu. I had it installed without me knowing what were the username or password. Now, I am trying to install skype, but ask me for authentication. I have read instructions on how ...
2
votes
2answers
687 views

Where does NetworkManager store WiFi passwords on Ubuntu 15.10?

I had previously learned that NetworkManager stores WiFi passwords in /etc/NetworkManager/system-connections/<wifi name> file. But in my case on Ubuntu 15.10 I can't find any password in that ...
0
votes
1answer
70 views

Can't login to my main administrator account?

After recovering from the warning failed to connect to lvmetad error I released when I tried to login to the first account I ever created was not logging in I typed in the right password it says the ...
0
votes
0answers
36 views

I can't enter my encrypted ubuntu

I believe that the problem is that I changed the keyboard input settings to Italian keyboard during the installation. My passphrase doesn't work and I can't unlock the computer. I have an Italian ...
0
votes
1answer
121 views

Unable to login to graphical interface after changing password on Ubuntu 15.10

I'm currently using Ubuntu 15.10 and recently changed my password and it works okay, but after rebooting my system I can't login anymore using the graphical interface. When I enter from the command ...
0
votes
1answer
63 views

Ubuntu Password Problem

I was working on my system when suddenly I was no longer able to use the sudo command. It was acting as if I was not entering the password correctly. I rebooted and found that I cannot log into my ...
0
votes
1answer
32 views

Access Prompt won't unlock

I just installed Ubuntu 15.10 and every time Access Prompt, shows up it won't unlock even know I provide the right password. It will treat it as a wrong password.
0
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0answers
238 views

I've disabled password authentication for SSH, so why can I still login through sFTP?

I've disabled password authentication for SSH and have setup the public/private keys so I can only login to my Ubuntu computer with my RSA key. If I try to login without a key then it won't let me. So ...
1
vote
1answer
551 views

How do I reset mysql's root password?

I'm trying to get a fresh install of MySQL, how currently I can not connect. I can't figure out what the problem is, nor how to reset the password. Currently, I keep on getting, mysqladmin: connect ...
0
votes
1answer
102 views

User password doesn't work after installing (language) updates

I have installed Ubuntu 14.04 LTS on my computer, but after the first update (which install many other languages), my user password doesn't seems to work anymore, and I can't login to my account from ...
0
votes
2answers
52 views

Why do I always have to type in my password? [closed]

This is really annoying, with Windows it would ask whether you give permission for it to make changes to your hard drive. This is even more annoying as when I install a program, it asks me to type in ...
0
votes
1answer
87 views

Is it possible to enable paste in the pin entry in thunderbird?

As Evolution does not support TLS Client Certificate Authentication, I have switched to using Thunderbird. I also use gpg encryption. As my pgp pin is rather long, I store it in a password manager. ...
0
votes
1answer
65 views

how to prevent kleopatra (or other openpgp tools) from storing your key passphrases

I am trying to use kleopatra to encrypt not just messages but files as well. I have noticed that when decrypting a file, it no longer asks me for the key's pass-phrase. Presumably because the ...
0
votes
0answers
32 views

Random Requests for Authentication

I have an unusual problem on my system which I don't seem to be able to find much information about anywhere. When I log into my account, switch to another account or the global login screen, and then ...
10
votes
5answers
1k views

Security risk in everyday use of an admin account (not root)?

The only thing that distinguishes my admin account from normal accounts is that my admin account is a member of the sudo group and can run sudo. Is it any less secure to use my admin account for ...
1
vote
0answers
152 views

Can't SSH to EC2 instance after Ubuntu upgrade

Summary: I have Ubuntu 12.04.3 LTS server running as an AWS EC2 instance. Using do-release-upgrade, 14.04.3 is installed without any problems. But after that I can't SSH into my instance. Both my ...
0
votes
1answer
1k views

what is the default password when you create new user in ubuntu?

I have created a new user by using useradd command e.g.: sudo useradd acreddy Then new user is created but it is asking for a password what is the password?
0
votes
1answer
58 views

new install of Ubuntu will not go past password login

I'm thoroughly frustrated with my Ubuntu 14.04 install. I wiped my Windows 7 in hopes that I would no longer need it if Ubuntu was all it was purported to be. Now I'm screwed because Ubuntu will not ...
0
votes
0answers
95 views

cannot log in after software upgrade - ibus issue

(I think that this issue is different from others with a similar title. In my case the problem was caused by a piece of software called ibus.) I just applied a software update to my Ubuntu 14.04 ...
0
votes
0answers
113 views

Deault Guest Session password Ubuntu 14.04.3 LTS

I downloaded Ubuntu 14.04.3 LTS (64 bit) image from the official site.I installed that on VMWare.After installation its showing guest session password.During installation it didnt ask me for any ...
0
votes
1answer
54 views

ecryptfs-recover-private not accepting password

I'm trying to recover my encrypted home directory using an ubuntu liveUSB. When I run ecryptfs-recover-private and it asks for my login passphrase, I type my login passphrase, and it fails. In ...
0
votes
3answers
161 views

How to lock files with custom-set password?

How can I lock files and programs with custom-set passwords? That is, without changing the permissions of the file so that the sudo password has to be used...
0
votes
1answer
564 views

Login Screen keeps asking for password

I installed Ubuntu 15.10 on VirtualBox today and while trying to install jdk1.8.0_66, I updated /etc/profile and /etc/environment files for updating JAVA_HOME & PATH variables. Even after the ...
1
vote
0answers
51 views

How to use a proxy that requires authorization without exposing credentials (username and password)

There are knows ways to setup internet and system updates access through a proxy by setting the environment variables (http_proxy=) and/or updates' config options (like Acquire::Http::Proxy). There ...
1
vote
1answer
187 views

Can ecryptfs login and mount passphrases be changed?

Consulting the Internet documentation and the UNIX manpages of ecryptfs, I found a bit confusing the random use of login and mount passphrases, wrapping and wrapped passphrases. For instance, from ...
5
votes
2answers
246 views

ecryptfs and login passphrase vs mount passphrase

I installed ecryptfs-utils and used it to create a Private encrypted folder in my home directory. During creation of Private encrypted folder I was asked for a login passphrase and a mount ...
0
votes
1answer
35 views

Password Problem Can't find a solution that works?

I found my log in password had changed. I have no idea what the new one is. I keep trying to go to grub and get as far as being asked for the new UNIX and there I stick. The keyboard simply does not ...
1
vote
0answers
272 views

What is the default password in BTsync?

I set up the BTsync by downloading the package from their homepage and running $HOME/.bsync from the extracted package. Then, it says go to http://localhost:8888 where I get: Ubuntu 14.04 LTS ...
0
votes
1answer
218 views

TRUSTY: ssh connexion [root@127.0.0.1 Permission denied] [duplicate]

I have this script that I am trying to execute on my machine Ubuntu 14.04, which indicates that I should Manage the ssh keys on servers to avoid entering password each time, which I didn't know how ...
0
votes
0answers
189 views

Dante Server Password Authentication Failing

I installed Dante following this Guide: https://tech.tiq.cc/2012/06/how-to-set-up-danted-dante-server-socks-proxy-on-linuxdebian-with-authentication/ Therefore my setup looks like this: ...
0
votes
1answer
53 views

On Ubuntu 14.04.3 - something is changing regular user's password within 24 hours causing access problems

I'm using a Digital Ocean droplet (Ubuntu 14.04.3) to create a temporary ftp server to get some data (it doesn't need security). I've set up vsftpd so that access is given to regular chrooted users ...