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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9 views

Ubuntu 16.04LTS - pwquality.conf & pam_pwquality registering incorrect passwords, but approves them anyway

I'm working on implementing password quality requirements in Ubuntu Server 16.04LTS. I have configured 'pwquality.conf' with the requirements and '/etc/pam.d/common-password' to add pam_pwquality.so ...
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Why chromium does not ask for admin password to visualize stored passwords?

So it's been a while I am puzzled with this question. A few years ago when I wanted to see passwords stored by chromium I had to enter my computer admin password but now (different computer, different ...
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1answer
47 views

Is there a restriction on the length of WPA passwords in Lubuntu?

I'm having a strange Wi-Fi issue in Lubuntu (live USB). It can see my Wi-Fi network, but after I enter the password and click connect, it tries for about 30 seconds and ends with the message I'm ...
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3answers
163 views

How to enter ssh passphrase key once and for all

I have set up a password-less setup for ssh that uses public key authentication to connect with desired remote server, everything has been working quite well. I'm using passphrase to unlock the ...
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1answer
144 views

Password Protection

I have a new diary program, and while I like the program overall there is one important feature missing: password protection. Is there a way to make it so the program won't open without my password? ...
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0answers
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Often Chromium offers to store an online account password but it does not. Why?

With many of my online accounts, Chromium offers to store the login credentials but it does not. Next time I visit the website, I have to enter the password again. gnome-keyring-daemon is running. The ...
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4answers
27k views

Decrypting a password protected LibreOffice Calc .ods file (forgotten password)

Sometime ago I created an .ods file with Libreoffice Calc which I password protected. I have now forgotten the password and as a result I am unable to access the file. Is there any way of bypassing or ...
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1answer
43 views

is this a password bug in Disco Dingo (Ubuntu 19.04)?

Password is set successfully. - Now a friend want to use Ubuntu too on concerning notebook, but wants an easier password, than already setted password. I tried: sudo passwd ... and typed the new ...
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19 views

Grub2 password doesn't work

I protected my GRUB-bootloader with an encrypted password that contained special characters. Now I'm unable to write the correct password to continue booting into the system. Does GRUB-bootloader ...
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0answers
21 views

User change, but password doesn't work

I work normally on Ubuntu, but I have followed this SSMTP on a Raspberry and I think it would be the same issue on all other systems. Now the terminal says "mainuser@..." and asks after sudo for the ...
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0answers
20 views

Use KDE wallet to authenticate a mount call

I am using a command similar to the following to mount some NAS samba shares in my Kubuntu 18.04 system: sudo mount -t cifs -o "username=MyUser" //MyServer/MyFolder ~/SharedFolders/MyFolder This ...
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1answer
34 views

Ubuntu is asking for sudo password on startup

Since some weeks ago, my Ubuntu 18.04 is asking for root password, saying "sudo password needed to launch /bin/sh". I skip this prompt but I wonder why this is happening and how can I diseble it? It'...
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1answer
52 views

Make numerical keyboard (num lock) active by default on Ubuntu Server

I'm using Ubuntu 18.04.3 Server (i.e. no graphical interface, only terminal) as a virtual machine of VirtualBox. How can I make the numerical keyboard active by default directly after Ubuntu is ...
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0answers
26 views

no password for keyring

I do not know the keyring password for my Ubuntu. It seems someone must have tried to put in a password before, and no one knows what they tried , so now i can not get updates or use the terminal. I ...
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0answers
18 views

Grub problem with password

Accidently my notebook after upgrading Ubuntu from 18.04 to 19.10 got stuck on Ubuntu logo. I read some threads and I already know what to do. But since I use special symbols in my password, I don't ...
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1answer
3k views

Deepin Software Centre unable to aunthenticate password

I am using Kubuntu 11.10. I tried installing Deepin Software Centre in it. Installation was successful but when I launched the application it asked for password. Every time I entered the password, it ...
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0answers
23 views

Help Loging in to Ubuntu Core server from new device on Network

I have a Rasberry Pi with Ubuntu Core installed. My laptop recently broke, and I'm now trying to login to my pi from a different computer (on the same network). I still have my Ubuntu One Credentials, ...
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0answers
22 views

How to reset my password without recovery mode

I cannot do the normal GRUB interrupt method, because it is a headless machine and I only have connectWise access to it. I need a method of resetting my password via terminal etc I do not have ...
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1answer
220 views

Chrome stopped autofilling email and password fields after changing keyring permissions

I am running Ubuntu 18.04.2 LTS and I changed the keyring permissions so I would not have to enter my password in each time I opened Chrome. Now Chrome does not autofill the email and password fields. ...
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2answers
4k views

How do I password protect a pdf document?

I have been sent one of those dreadful .pdf documents. I need to save it as 'password protected' how do I do that in LibreOffice? There's lots of information on creating a password protected pdf ...
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2answers
6k views

SSh: Access Denied, Windows 10

I'm new to Linux in general but also even newer to the Window's 10 Ubuntu subsystem. I've been trying to set up ssh and so I set up a static ip address and logged into my router and forwarded port 22 ...
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1answer
40 views

How to maintain language of lock screen?

Half the time the computer locks, the language of the focused window isn't set to English, so I enter the password in the lock screen in the wrong language. Is it possible to maintain the language of ...
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0answers
14 views

Seahorse sometimes doesn't show passwords section

This is driving me crazy. Occasionally when I start Chrome after a reboot, it does not show up on my screen. The process is running, but no window is opened. After a lot of digging around, it looks ...
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2answers
3k views

13.10 login loop, multiple solutions failed

FIXED AT BOTTOM I just installed Ubuntu 13.10 from a live cd via Live Linux USB creator. It installed with no errors. I put an encryption password on the hard drive, then created my user account with ...
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0answers
30 views

Resetting password when GRUB is not installed [duplicate]

I have installed Ubuntu 16.04 on Nvidia TX1 but forgot my root password. Is there any way to restore or reset the password even though GRUB is not installed? I tried pressing shift or ESC to go to ...
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2answers
5k views

Password for Live Session User in Ubuntu/Gnome 16.04

I am new to Linux and I know that variations of this question have been asked before. However, none of the answers reflect what I see so I thought I'd try again from scratch, I have installed live/...
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0answers
39 views

ask for password when USB inserted

I want to protect my USB ports I need to ask password when I plug in a USB device Ubuntu 18.04 installed on laptop.
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2answers
70 views

Can't open SD card files, card locked by Bitlocker in Windows

When I open the SD card it shows different files related to the password created by Bitlocker in Windows. How can I enter the password, unlock the card, and access the files?
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1answer
77 views

Removing Password Requests

I want to remove ALL password requests on Ubuntu. My PC is one-user without proper keyboard since its a HTPC. I have already done the following: sudo visual and changed by adding NOPASSWD Edited /etc/...
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1answer
620 views

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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0answers
26 views

On ubuntu 16.04 system password prompt has greyed out password field

Linux bike 4.15.0-66-generic #75~16.04.1-Ubuntu SMP Tue Oct 1 14:01:08 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux This week I was about to enter my password in the GUI for system and software updates ...
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0answers
860 views

Stuck on installing Ubuntu 19.10 on pi with “reached target cloud-init target” as last message

I'm on a Raspberry Pi 4B and I'm trying to install the Ubuntu supported 19.10 image. However, it doesn't let me type in a password (at least the cursor doesn't move so it doesn't seem as if I'm typing ...
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6answers
111k views

Find the password for the currently connected wireless network

I want to find the password for the wireless network that I am currently connected to (and I entered the password when connecting to the network). How can I do this in Ubuntu?
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0answers
14 views

PBS error: unable to copy output and error files

I have access to a cluster for computations. Whenever I want to submit a job, BPS stops with an error and I got a mail in "/var/spool/mail/my-user-name" like this one: "Unable to copy file /var/spool/...
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4answers
24k views

Graphical authentication works; why does sudo say my password is wrong?

I'm trying to install a theme, and when I enter the command sudo cp -r $HOME/Desktop/Overglossed /usr/share/themes the terminal asked for my sudo password which I entered, however I'm told my password ...
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0answers
14 views

Sudo su is not picking up the password [duplicate]

When I type command like sudo su,su or sudo -i, I get the space to enter the password. But the problem is when I type the password it is not entered in the terminal. I tried pressing Enter then typing ...
2
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1answer
50 views

How to always show passwords typed into the terminal?

I use ubuntu to host my webserver, which I connect to through an SSH client (MobaXterm). Whenever I update it, I have to type in my password, usually multiple times. Ubuntu hides passwords that are ...
4
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0answers
42 views

How do I restrict specific passwordless sudo sub-commands?

Is there a way to restrict the passwordless sudo commands to a set of "sub-commands". I am not looking for the answer to How do I run specific sudo commands without a password? I want to know if I it ...
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0answers
21 views

Unable to enter password [duplicate]

When I try to enter the password to set up sudo install, I was unable to enter any symbols. How could I solve this issue?
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4answers
176k views

Can't Login to my Server via SSH, and the password is correct

I'm using Linode, and I've asked around on the IRC channels, but no one seems to know. I've logged into my server via LISH (reference), and I used the correct password, and everything went fine. ...
3
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1answer
8k views

WiFi asks for password again and again

The Problem My WiFi network disconnects itself randomly and start 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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1answer
365 views

Ubuntu LTSP 18.04 lock screen not accepting password

I have an Ubuntu Server 18.04.1 with LTSP installed and currently being used with 4 fat clients and 6 users. Each user has the same problem, they cannot log back in after they lock their session. ...
0
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1answer
33 views

Multiple issues in one, Bios Password / Linux-windows dual boot /keyboard layout has me stuck! [closed]

I have a major issue. I recently bought a used laptop, Acer Aspire VA70 that has-had 2 OS (Windows 10 and Linux). I stumbled onto Linux only because Windows was so restricted that I decided to do a ...
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0answers
246 views

keyboard layout changed => problem with BIOS password. Can't boot

my keyboard layout seems to randomly have changed. If I didn't have a power-on/BIOS password set up on that machine, it wouldn't be a problem, I could easily find out what layout is being used from ...
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0answers
28 views

Can't login to UEFI after installing Ubuntu 18.04 with password for secure boot including special character

I've installed ubuntu 18.04 on a microsoft surface book. as it came to the "third party..." question i set up a password including the less-than-symbol (<). when i now want to enter UEFI it wont ...
1
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1answer
4k views

Cannot log into freshy installed Ubuntu Server 16.04.3: login incorrect?

I installed Ubuntu Server 16.04.3 (kernel version 4.4.0.87) in a VirtualBox Virtual Machine. No fancy settings, pretty much just a straightforward default install. After the installation was finished ...
30
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2answers
8k views

Why is this password not good enough?

I was changing my password on Ubuntu 14.04 and wondering why is this password not good enough: pr#cur@rempr_3go! My current password is procurar@empr3go! Any ideas?
0
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1answer
43 views

Very slow password checking on Ubuntu 18.04.3 LTS starting a few days ago

So whenever my password is entered it is taking 30-60 seconds to check it. This is happening on the unlock screen, when using sudo in the terminal and on any other graphical interface that uses a ...
23
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6answers
158k 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 denied ...
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2answers
34 views

enforced password policy 19.04

I am trying 19.04. All fine but it enforce a password policy. How do I turn this these suggestions off and can use my simple 1234 password? thanks