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Questions tagged [fingerprint]

a form of biometric identification used to authenticate a user or a hash value calculated to identify a large data set (e.g. PGP key or x.509 certificate) with a unique smaller string

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How to setup PAM fprint grosshack with GDM?

I was following the login configurations of fprint - ArchWiki, and I wanted to use pam-fprint-grosshack with GDM. I couldn't find any information about it, because the wiki says at the beginning of ...
Giuseppe's user avatar
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How do I Get My Fingerprint Sensor to work with SDDM Login in NixOS (Plasma 6)

My fingerprint sensor works fine, in fact it works quite well except when it comes to SDDM. I use fprintd and systemd. I have looked online for solutions, one involved changing some code in a systemd ...
MatsuNoKi's user avatar
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How to enable fingerprint login?

I have installed fedora 39 kde edition on my laptop which hasa fingerprint sensor. How can I use it for login into my desktop?
Dario Gallo's user avatar
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153 views

UBUNTU - I am not asked for password after logging in with fingerprint

I am running Ubuntu 22.04 with GNOME on a Dell XPS 13. I use the fingerprint as the main identification method, so I don't have to type the password each time I use sudo. The expected behavior is to ...
Claudio's user avatar
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How to backup and restore fprintd fingerprints?

I have configured fprintd on Arch Linux by following the wiki and enrolled fingerprints with fprintd-enroll. According to this question the fingerprints should be stored at /var/lib/fprint/ and /etc/...
StrongBad's user avatar
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Kensington Desktop Fingerprint Key reader use with Ubuntu 23 / Linux Mint 21

This question may have been posed some time ago. However, it appears there were no suitable solutions at the time ... So essentially, I would like to use a Kensington Desktop Fingerprint Key reader ...
citizen's user avatar
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How to authenticate with password in terminal, with fprintd authentication enabled?

I enabled fingerprint authentication on my laptop running Debian 12 by following this guide: $ doas apt install fprintd libpam-fprintd $ fprintd-enroll -f right-middle-finger $ fprintd-verify $ doas ...
mkurz's user avatar
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How see fingerprints visually as images?

fprint stores fingerprints in /var/lib/fprint/, how can I view these visually as images? I can't find any docs of fprint, except a few short man pages.
Virer's user avatar
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Fingerprint doesn't work in linux (Pop!_OS 22.04 LTS)

I am trying to enable fingerprint, but when I run sudo fprintd-enroll it shows this Impossible to enroll: GDBus.Error:net.reactivated.Fprint.Error.NoSuchDevice: No devices available. can anyone help ...
Giorgi Tsignadze's user avatar
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295 views

Alternatives to fprintd

My fingerprint reader (27c6:55a2) is currently not supported with fprintd. Are there any good alternatives supporting my reader? I am using Mint with KDE, I used to have Windows 11, which used Windows ...
KackaHannah's user avatar
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FFMPEG replace specific place in a video

I have a show on my drive. In that series, there is a intro which starts randomly, one time at 2:00, second at 1:33, etc. However, I have a "custom intro" in a file. I want to replace that ...
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How does "-" work in the "ssh-keygen -lf -" command?

I read this question Get SSH server key fingerprint In the answer and solution appears the following command (adapted here for presentation purposes) ssh-keyscan 192.168.1.X | ssh-keygen -lf - I ...
Manuel Jordan's user avatar
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How do I extract fingerprints from .ssh/known_hosts? but filtering for a specific key type

I read this question: How do I extract fingerprints from .ssh/known_hosts? The answer is valid, so I tried some variations: ssh-keygen -lf ~/.ssh/known_hosts -F 192.168.1.X ssh-keygen ...
Manuel Jordan's user avatar
4 votes
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186 views

Linux/Fedora/Gnome disable "Press or click a key to unlock" for fast fingerprint login

I'm running Fedora 36 with GNOME DE and I'm trying to disable the need to press a key on the lock screen, so that I can just press Power/Fingerprint button and the laptop unlocks. I've already tried ...
Synoxia's user avatar
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systemd screen lock with fingerprint on wake

5.18.9-arch1-1 Fingerprint sensor: 27c6:63ac Shenzhen Goodix Technology Co.,Ltd. Goodix USB2.0 MISC I created a systemd service that runs a bash script when the system wakes from hibernate: [Unit] ...
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Unlock an ssh private key with a biometric token instead of a passphrase

I have private ssh keys that are protected by a passphrase. Is it possible to unlock those keys with some biometric token, in particular my personal fingerprint, instead of the passphrase? I am using ...
Zuabi's user avatar
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How to sync fingerprint login across Windows 11 and Linux Mint 20

I am a novice and I am trying to sync my fingerprints across Windows 11 and Linux Mint on a dual boot Lenovo T480. GitHub suggests an edit to the "/etc/python-validity/dbus-service.yaml" ...
Tony's user avatar
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2 answers
13k views

What is the fingerprint ssh is asking for?

$ ssh 192.168.29.126 The authenticity of host '192.168.29.126 (192.168.29.126)' can't be established. ECDSA key fingerprint is SHA256:1RG/OFcYAVv57kcP784oaoeHcwjvHDAgtTFBckveoHE. Are you sure you want ...
john stark's user avatar
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Using Dell’s Goodix fingerprint driver for Ubuntu on Fedora 35

My Dell Inspiron laptop comes with a Goodix fingerprint sensor identified as ID 27c6:538c. It seems that this sensor doesn’t work out of the box, but Dell have a special repo with the drivers for ...
To Do's user avatar
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3 votes
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Fingerprint enroll-data-full KDE Plasma 5.24 thinkpad p1 gen 4

I've upgraded to KDE Plasma 5.24 and I have installed frpintd successfully. It even shows up under Users as GUI. Yet as I start setting up the finger print... the result is this Enroll-data-full . ...
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Fingerprint sensor not working on Ideapad Slim 5 although support is mentioned on fprint's website

The support for the fingerprint reader device I use (04f3:0c58 Elan Microelectronics Corp. ELAN:Fingerprint) is available according to this page but when I try to run fprintd-enroll I always get ...
Sbavert's user avatar
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10 votes
2 answers
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How to disable fingerprint authentication when laptop lid is closed?

I recently managed to make fingerprint authentication work on my laptop, thanks to the Goodix Linux Development discord community and the github users Infinytum and Michael Teuscher on the driver/...
user000001's user avatar
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8 votes
2 answers
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Use fingerprint reader for everything but first login

I want to make efficient use of the fingerprint reader on my laptop. I was able to configure fingerprint reading through fprint and PAM (using the steps described in the second comment here), but I've ...
Emil S.'s user avatar
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1 answer
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How can I type a password when fprint is enabled?

I use Fedora 34. I love what fprint is doing when it allows me to authenticate using my fingerprints on my ThinkPad's built-in fingerprint reader, but when I'm in my office, I like to dock my laptop ...
Brian Reading's user avatar
1 vote
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278 views

Fingerprint reader stop work after first attempt

I'm using fingerprint reader on my Lenovo T495s laptop with Gentoo linux. I use fprintd service and it works well for login, unlocking screen etc. Problem occurs when I did not place my finger ...
eNca's user avatar
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2 votes
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835 views

EgisTec 0570 Fingerprint Sensor - fprintd-enroll not working

I have an Acer Swift 3 (SF314-57) running arch, which has an 0570 LighTuning Technology Inc. EgisTec Touch Fingerprint Sensor. Support for this device was just made available in the latest libfprint ...
mipy's user avatar
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2 votes
1 answer
2k views

How do I implement `fprintd` into login in Kubuntu?

I have set up fprintd and added a fingerprint profile, but now I am stuck: how do I get this to let me log in? I have added auth sufficient pam_unix.so try_first_pass likeauth nullok auth sufficient ...
Thamespython's user avatar
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289 views

I get different types of fingerprints for ssh on 2 different computers

I have two computers that I would like to use to connect via ssh to a remote server. On the second computer I am connecting for the first time. I get the known fingerprints from the first one using ...
sezanzeb's user avatar
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5 votes
1 answer
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How to verify fingerprint of Dropbear RSA host key?

When I connect to my Dropbear SSH server for the first time, I get the following message: me@laptop:~$ ssh me@server The authenticity of host 'server' can't be established. RSA key fingerprint is ...
finefoot's user avatar
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1 vote
2 answers
2k views

Where does fprint store fingerprints

I am using fingerprint scanner with python-validity driver. According to fprintd(1), fingerprint data is stored in /var/lib/fprint/ after enrolling a fingerprint with fprintd-enroll. But I have this ...
Dmitry  Kalabuk's user avatar
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1 answer
7k views

The authenticity of host can't be established but that host is in known_hosts file

In order to skip initial SSH negotiation, I have added the public key of the server I am going to connect to inside my known_hosts file, following these suggestions. However, when trying to connect to ...
rudicangiotti's user avatar
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1 answer
300 views

Fingerprint sensor detected; never unlocks

I have a Lenovo IdeaPad 14ARE05 and have installed Debian SID on it. There were multiple compatibility issues out-of-the-box, but I've been able to resolve most of them. The only major one that ...
Aditya Pratap Singh's user avatar
2 votes
0 answers
3k views

Unlock i3lock on i3wm using finger print sensor (fprint)

I am trying to set up my i3lock that I would be able to unlock it using finger print sensor on my thinkpad x390 yoga. I have set up my i3lock in .config/i3/config: exec --no-startup-id xss-lock --...
Jan Černý's user avatar
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2 votes
1 answer
23k views

fprintd: The driver encountered a protocol error with the device

I am trying to make work my finger print sensor thinkpad x390 yoga. I installed printfd package using yay. When I try to run fprintd-enroll, I get this error: Using device /net/reactivated/Fprint/...
Jan Černý's user avatar
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7 votes
2 answers
1k views

PAM fingerprint login blocks password

Is there a way to make PAM run authentication modules in parallel? For all people who use PAM this may be useful. It seems that PAM runs authentication modules in sequence and blocking. What that ...
Aleksandr Panzin's user avatar
3 votes
1 answer
11k views

fprintd-enroll list_devices failed: No devices available

Hey I'm using Hp folio 9470m but fprintd is not detecting my fingerprint reader. This is the model of my fingerprint sensor Validity Sensors, Inc. VFS491. Guys can anyone help me
Rahul's user avatar
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1 vote
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148 views

Finger print reader does nothing on login

Fingerprint reader: Shenzhen Goodix Technology Co.,Ltd. FingerPrint OS: POP!_OS 20.04 LTS System: Dell XPS 9500 Description: I have followed this post to install fingerprint drivers on my laptop: XPS ...
Harvey Brett's user avatar
1 vote
0 answers
883 views

How can I get my fingerprint reader to work alongisde my password?

I have a Lenovo Thinkpad T430 with an integrated fingerprint reader. I want to make it work alongside my password, not replace it. What I mean by this is that, when a password prompt comes up, I want ...
tralph3's user avatar
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1 vote
0 answers
420 views

polkit.Result.AUTH_ADMIN_KEEP not working with fprintd

I'm currently configuring fprintd on my computer. It is a powerful tool that makes the fingerprint authorization possible on Unix-like systems. However, a user can add modify and delete fingerprints ...
TJM's user avatar
  • 554
1 vote
1 answer
3k views

Upek fingerprint reader not detected by lsusb (X230, Xubuntu 20.04)

I'm using Xubuntu 20.04 LTS on a Lenovo Thinkpad X230, which features an integrated Upek fingerprint reader. From other posts, I've seen that the fprintd added support for this device circa 2013, but ...
Benjamin Crawford Ctrl-Alt-Tut's user avatar
2 votes
1 answer
279 views

How to develop fingerprint login for Linux desktop?

I am working on developing an application so that user can login to their Red Hat Enterprise Linux 6.4 desktop using fingerprint. I have the required driver and SDK for the Secugen fingerprint sensor ...
pp99's user avatar
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0 votes
2 answers
1k views

How to turn off fingerprint reader?

How can I disable and turn off the fingerprint reader embedded in my Dell XPS 13 (7390)? The device is a HTMIcroelectronics Goodix Fingerprint Device, USB ID 27c6:5385. Powertop warns that it is ...
gioele's user avatar
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0 votes
1 answer
404 views

Get different md5 value when to verify ssh public key

The author wrote ssh public finngerprint in the webpage. fingerprint If you want to send me an email, my fingerprint is: 5029 E0D0 F458 72E4 09D3 308D 1D51 378E E348 35B6 Now i make a ...
showkey's user avatar
  • 405
0 votes
1 answer
258 views

multiple root access with own history

I want to get the publickey fingerprint of the user actualy logging in, to identify which user logging in as root, so i can create a bashrc for every user in a subfolder e.g. "/root/[FINGERPRINT]/....
ChrisPea's user avatar
0 votes
1 answer
522 views

DigitalPersona driver not loading

I have spent many days trying to run a DigitalPersona 4500 fingerprint reader on debian 10 using the vendor sdk in version 2.2.0 I managed to compile the kernel module with some corrections and it ...
V-mos's user avatar
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3 votes
1 answer
3k views

Is there a driver for 138a:00ab Validity Sensors, Inc. fingerprint reader?

I just got a new computer that comes with this device > lsusb -s 003 -v Bus 001 Device 003: ID 138a:00ab Validity Sensors, Inc. Couldn't open device, some information will be missing and the ...
fbence's user avatar
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1 vote
0 answers
44 views

Fingerprint Sensor in Raspberry Pi with DeepinOS

I have a raspberry Pi 2 + that I want to run Deepin OS on. Deepen 15.x has a new fingerprint reader feature. For those of you who don't know, Deepin is made as a standalone distro as well as is the ...
Bobbbay's user avatar
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1 vote
1 answer
6k views

fprint doesn't find my laptop's fingerprint device but lsusb does?

So when i use lsusb i can find the fingerprint device, the name of it is Generic goodix fingerprint device and my laptop is lenovo thinkpad 530s considering that lsusb can find it then why can't ...
Mery Ted's user avatar
  • 113
2 votes
1 answer
414 views

160-bit fingerprint of RSA key

The command ssh-keygen -lf /etc/ssh/ssh_host_rsa_key.pub prints the 128-bit fingerprint of the RSA key. What is the command to get the 160-bit fingerprint of a RSA key?
dr_'s user avatar
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1 vote
1 answer
375 views

Several representations for key fingerprint

In ssh server and client authentication, key fingerprints are presented in different ways, even using the same command ssh-keygen -lf (in different hosts or as regards different keys). Representation ...
BowPark's user avatar
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