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

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Support for psafe3 on ubuntu-touch?

The psafe file format for providing an encrypted password database has been an essential tool to me for several years. One of the best things about this is the wide number of platforms where ports ...
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1answer
12 views

USB Security by Encrypt.com - where do i purchase this ap? (The instructions say it has never been hacked?)

I have a Lexar usb stick with Encrypt technology. Lexar said I had to purchase for like $12.99 software to use the USB stick, as it is so good apparently that it has never been hacked according to ...
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0answers
7 views

when login screen to ubuntu , ubuntu ask my password and LDAP password ,

on login-screen on my ubuntu 15.04 1. username 2. password 3. LDAP Password my problem is i dunno what is my LDAP Password, i was try with all pass password i created and configured in ubuntu, it ...
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0answers
8 views

Autossh fork after entering password

I have an SSH tunnel that I run with autossh to keep it going reliably. The only issue I have is that I have an encrypted private key which I use to connect. If I want to fork my process to the ...
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0answers
6 views

Correct password cannot be authenticated to run Synaptic Package Manager GUI

I cannot access my synaptic package manager(in GUI) due to authentication error. Even though I enter the correct user password, it always say that "Your authentication attempt was unsuccessful. Please ...
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0answers
13 views

Sharing folder issue between window 7 and ubuntu 14.04

We have around 5 Ubuntu installed pc in our office and 1 windows 7 PC. There is a sharing folder in windows 7 pc which can be read/write from every Ubuntu PC. Everything was going fine until last ...
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0answers
11 views

How to prompt for password with Systemd on Ubuntu 16.04

I'm needing to modify a boot process so I can make use of eCryptFS systemwide. I'm struggling to get the OS to prompt for the password during bootup, and have run out of things to try. How can I ...
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12 views

How to disable password prompt in Settings GUI [duplicate]

So before you give me an education in proper Linux security, let me just say: I know. I know I know I know. I'm doing this for an employer who has looked at all of those arguments and thrown them ...
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15 views

How to run a sudo command without a password where the command can be altered? [duplicate]

I know this question gets asked a lot but my situation is a little different. I am using Qt and the user has the ability to change timezones. Therefore, the following commands need to be used ...
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1answer
12 views

How can I encrypt my pendrive with password? [duplicate]

In windows 7 or windows 8, I can use BitLocker Drive Encryption to encrypt and set a password in my pendrive but i am unable to access files of my pendrive in Ubuntu. Is there is any method to ...
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1answer
27 views

Not able to ssh as root on 14.04.2

I have done all the workarounds, yet, I am still not able to ssh as root. I have already modified PermitRootLogin to yes, and I have reset ssh services. I have even rebooted the VM, but it is just not ...
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0answers
12 views

Reset root password without booting/Proper way [on hold]

How to reset root password without the usual method of restarting and pressing shift key. This method might be easy for hacker to crack the password right ? is there any other method to reset the root ...
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0answers
10 views

Can't login forgot password [duplicate]

I forgot my password on my Vodafone Webbook Model ON9 Ubuntu 10.04.4LTS. I have followed all the steps already as displayed in one of the answers to a the same question but no luck at all. When I type ...
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0answers
15 views

I can't remember my password [duplicate]

When I first downloaded Ubuntu, it asked me for a password, and I can't remember the password. What do I do? I have already tried opening Terminal and typing 'passwd' but even that asks me for my ...
0
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1answer
21 views

Getting to root [duplicate]

I've checked the question archive and can't find an exact answer to the following. I have just installed Ubuntu on a new PC. While I'm fairly proficient in lumbering about in MSs operating console, ...
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1answer
18 views

KDM accepting username and password but doesn't load desktop

I installed kde with sudo apt-get install kde-full on my ubuntu 14.04 desktop, then I got a warning about running out of space (I can't remember it exactly) and kde was still installing so I killed ...
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0answers
15 views

shutdown or reboot after entering wrong password x times

My laptop is configured with a bios password to unlock the encrypted ssd. Most times I don't shut it down and use just suspend/resume - this of course leaves the ssd accessible. To increase security ...
0
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1answer
33 views

Passwordless sudo for cluster computer [closed]

I have been at this for awhile now and can't seem to get it right. I have a 17 node Pi cluster that I need seamless access on both root and user X. I have already set up SSH and the rsa keys, ...
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0answers
32 views

Root password reset [duplicate]

I have forgotten my admin account password, and need to reset it. I tried to reset it through recovery mode, however it asked me to enter the root password for maintenance. In essence, I need the ...
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0answers
62 views

How can a user account be disabled?

I've had a Ubuntu 12.04 LTS VM machine running my web sites for the past 2 years, on Windows Azure. I hadn't logged in for a few weeks, and today I tried to log in, via PuTTY/SSH username/password, ...
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1answer
30 views

How to tell git not to use rsa key but username + password

I guess I messed with my ssh configuration. Lately I cannot clone a local repository anymore. It seems like the git repository is accepting both publickey and password but instead of letting me ...
0
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1answer
30 views

Bash Automation without asking for password [duplicate]

How do I automate this without being ask for password every time it loops? #!/bin/sh for k in 2 3 5 10; do sudo ldconfig ######## # password asking here everytime python experiments.py done ...
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5answers
2k views

Samba Share user/password error after update

this is the first time that I couldn't find an answer so this is my first question. I will provide as much information as possible. I have an ASUS router that has 2 HDDs. There is only 1 ...
0
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1answer
70 views

How to validate a user's password, with a shell script? [duplicate]

I'm making a bash script for the Ubuntu Terminal. I need to verify the user before the code can continue. How do I ask and validate their existing log-in password?
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0answers
42 views

Is the lock screen secure?

I have a fully encrypted drive so I know when my laptop is turned off that nobody can access my data but what about when the screen is locked with my root password? It is often impractical to turn ...
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0answers
17 views

i have forgotten my authentication for upgrade

how to reset my authentication password ( not log in password)? because without it i am unable to upgrade. I don't know what to try.thanks.
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1answer
24 views

Ubuntu 14 installing phpmyadmin newbie question

Okay did a search first, and a whole bunch of folks are having problems with this one however my problem seems to be reasonably unique ... i.e. am doing something obviously wrong. Am getting the ...
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1answer
47 views

I have lost or forgotten my authentication password to my ubunutu 12.04 installed PC

I have lost or forgotten my authentication password to my Ubuntu 12.04 installed PC. I have followed the sudo passwd root command and punched in the new password. It gives me a message Authentication ...
10
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1answer
267 views

How to prevent users from changing their password to one of the last X passwords?

I have an Ubuntu GNOME 15.10 with GNOME 3.18 system which I would like to set up so that the users using it cannot set a new password as one of the previous X passwords, how can this be achieved? ...
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2answers
24 views

Why do all my accounts (on my computer) passwords look the same?

Why do all my accounts (on my computer) passwords look the same? You can see it here (I had to post on imgur because I couldn't post the 4 pictures here). The passwords all look the same but are they ...
0
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1answer
31 views

Password protection for command-line suspension

I found out how to suspend via command line, namely by sudo pm-suspend. What I miss there is that when the machine wakes back up, the sessions (all of them running in different tty's) are not ...
0
votes
1answer
45 views

I forgot my Ubuntu user password [duplicate]

I have only one user and my grub boot menu also won't load so I don't know any other way to change password
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0answers
26 views

Ubuntu log in with pendrive instead of user and passwod

I would like to login to my computer without writing my password nor username, but only sometimes. The thing is I would like to configure my notebook to start up at certain hour and start at once all ...
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0answers
31 views

My Ubuntu 14.04 does not accept one of the user account password, even in terminal, graphic mode or GRUB. How to fix it?

Lets me explain more, the password changing works well, like sudo passwd username when the message says successful, but after that, the user account continue without any password. I have others users ...
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0answers
78 views

Automatically connect an Openconnect VPN connection

I installed the network-manager-openconnect package and uses it to login to my Openconnect VPN server. The connection works, except that every time I start the connection a two step dialog box pops up ...
1
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1answer
29 views

Make locally compiled programs request password graphically

I have an application that I downloaded from my class' website for our custom avr robot and it requires root privileges to send our binaries to the robot via usb. When I try to use it with sudo, the ...
0
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2answers
56 views

Locked out, but correct password

I started up this morning, only to find my password is not working and I am locked out. When I enter the correct password, or when I try to login as a guest, the screen resets and goes back to the ...
5
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2answers
147 views

Could someone determine what my old sudo password was if they have access to my machine and my new one?

I have found a bug and the developers to whom I reported this bug to want me to send them the VM with the bug. They want me to send them the password and the VM in its current state (a snapshot). I ...
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0answers
26 views

Password not working on “Switch User” only

I have Ubuntu 15.10 x64, which was upgraded in a long series of upgrades going back to 9.04. Over time, many things (including most of the hardware by now) have changed. What has not changed, however ...
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2answers
149 views

Can't save changes

I'm brand new to Ubuntu. I downloaded with Wubi and 13.04 shares my computer with Windows 7, (which hopefully will be deleted soon. Goodbye, Bill). First, can I toggle back and forth between Win7 and ...
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0answers
31 views

Ubuntu 14.04 Login loop (variation)

Today I decided to install Ubuntu 14.04 LTS on my Windows 10 hosted Virtualbox. I installed some things, restarded the VM and got a login loop. It seems that the login loop in 14.04 is not a new ...
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0answers
45 views

Why Microsoft Edge (only this browser) keeps asking for password using .htpasswd on a subdomain

This only happens with Microsoft Edge. It keeps on asking me for password when signing in on my subdomain. If I use www.homepage.com/site that my subdomain is directed to it works fine. With all other ...
1
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1answer
55 views

sudo passwd command with no-interactive mode

Context: I created a Virtual Machine with Packer for Vagrant system into a Ubuntu 14.04 server OS. All runs perfectly but this is a development VM (I'm alone on this) and I want to administer my ...
0
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1answer
30 views

How to deal with forgotten password without loosing any data from ubuntu based laptop? [duplicate]

When I logged in today on my laptop and tried to do something it asked me for my password. So i typed in my password and it keeps on saying that It's invalid. I know for sure I didn't change it. Is ...
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0answers
25 views

SeaHorse default uncheck “Automatically unlock this keyring whenever I'm logged in”

This is a little contrary to what many forum questions ask, but in my case I'm trying to get Sea Horse (the password manager) to default uncheck "Automatically unlock this keyring whenever I'm logged ...
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0answers
18 views

Where is a passphrase stored when I request “Remember until I logout”?

When you (with Nautilus or Nemo) access a resource that requires a passphrase you are presented with a dialogue that gives you the choices to forget password immediately remember password until you ...
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19 views

want to change password on ubuntu entirely in a single line with no prompt

echo somepassword | passwd --stdin someaccount does not work. Why not? I don't care that it appears in the process table for an instant or is recorded by process accounting.
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2answers
50 views

after installing Ubuntu unable to access as keyboard shift key not working so unable to enter pw

I have just done a fresh install of Ubuntu onto the internal hard drive of my laptop. During the process of installing Ubuntu, I clicked the option to encrypt drive, and entered the same password I ...
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0answers
9 views

Please Help! Can't log into root Ubuntu 14.04 LTS [duplicate]

I am hoping someone can help me out here. For some reason my system has stopped letting me sudo. I can log into the machine just fine. When I attempt to install a package or sudo -i, I get asked ...
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2answers
57 views

What is the name for root user?

Here is the scenario: Installing Ubuntu and when asked for root password, just left empty. Only entering the password for the normal user. Now, I want to connect to such OS remotely. I'm using ...