# FIDO2 / Nitrokey 3 **URL:** https://support.nitrokey.com/c/nitrokeys/fido2-nk3/23.md [Latest](https://support.nitrokey.com/latest.md) · [Categories](https://support.nitrokey.com/categories.md) --- ## [About the FIDO2 / Nitrokey 3 category](https://support.nitrokey.com/t/about-the-fido2-nitrokey-3-category/4254)
**Author:** [@daringer](https://support.nitrokey.com/u/daringer)\ **Replies:** 0
Nitrokey FIDO2 and Nitrokey 3 specific topics and questions. --- ## [NK3A wird von KeepassXC nicht mehr erkannt](https://support.nitrokey.com/t/nk3a-wird-von-keepassxc-nicht-mehr-erkannt/7790)
**Author:** [@Eifelsachse](https://support.nitrokey.com/u/Eifelsachse)\ **Replies:** 5\ **Last updated:** [October 25, 2026, 11:27am UTC](https://support.nitrokey.com/t/nk3a-wird-von-keepassxc-nicht-mehr-erkannt/7790 "2026-10-25T11:27:38Z")
Hallo Freunde! Nach mehreren Jahren erfolgreicher und problemloser Nutzung meines NK3A in Verbindung mit KeepassXC unter OpenSuse Tumbleweed tritt seit ca. 2 Wochen folgendes Problem auf: Der NK3A wird als Hardwaretoke… --- ## [Nitrokey 3A Mini hängt sich nach Firmware Update auf](https://support.nitrokey.com/t/nitrokey-3a-mini-hangt-sich-nach-firmware-update-auf/4901)
**Author:** [@crysknife](https://support.nitrokey.com/u/crysknife)\ **Replies:** 6\ **Last updated:** [October 16, 2026, 5:47am UTC](https://support.nitrokey.com/t/nitrokey-3a-mini-hangt-sich-nach-firmware-update-auf/4901 "2026-10-16T05:47:12Z")
Hi, Nachdem ich heute bei meinen Nitrokey 3A mini die RC Firmware 1.3.0-rc.1 aufgespielt habe, ist dieser leider nicht mehr nutzbar, da er sich immer aufhängt wenn es zur Bestätigung mittels Touch Button kommt. Dann hil… --- ## [Has anybody experience with the Nitrokey 3c NFC (new version) and the Xiaomi X7 Pro with NFC?](https://support.nitrokey.com/t/has-anybody-experience-with-the-nitrokey-3c-nfc-new-version-and-the-xiaomi-x7-pro-with-nfc/7781)
**Author:** [@solucion](https://support.nitrokey.com/u/solucion)\ **Replies:** 0\ **Last updated:** [October 15, 2026, 8:38am UTC](https://support.nitrokey.com/t/has-anybody-experience-with-the-nitrokey-3c-nfc-new-version-and-the-xiaomi-x7-pro-with-nfc/7781 "2026-10-15T08:38:47Z")
I had a try with the former Nitrokey and it was not compatible with the NFC of my Phones (Xiaomi X3 Pro and Xiaomi X7Pro). It did simply not work. For my purposes at least, the daily used X7Pro should work with it if I d… --- ## [Unlock luks encrypted usb drive using nitrokey](https://support.nitrokey.com/t/unlock-luks-encrypted-usb-drive-using-nitrokey/7764)
**Author:** [@nk3miniuser](https://support.nitrokey.com/u/nk3miniuser)\ **Replies:** 2\ **Last updated:** [October 10, 2026, 3:49pm UTC](https://support.nitrokey.com/t/unlock-luks-encrypted-usb-drive-using-nitrokey/7764 "2026-10-10T15:49:53Z")
I have a nitrokey 3 mini and would like to unlock luks partition in an external usb drive using nitrokey. I find lot of articles about decrypting root luks partition automatically using nitrokey 3. For e.g the linked sc… --- ## [Is my Nitrokey 3C NFS is 'new' or 'old' type?](https://support.nitrokey.com/t/is-my-nitrokey-3c-nfs-is-new-or-old-type/7769)
**Author:** [@Yu7ER](https://support.nitrokey.com/u/Yu7ER)\ **Replies:** 3\ **Last updated:** [October 9, 2026, 10:35am UTC](https://support.nitrokey.com/t/is-my-nitrokey-3c-nfs-is-new-or-old-type/7769 "2026-10-09T10:35:48Z")
Hi! I’ve read a news here https://www.nitrokey.com/news/2026/nitrokey-3-improved-nfc-performance-international-customs-clearance-ä26-it-sa My key was ordered mid-September and delivered early October. Is it of ‘new’ ty… --- ## [Google passkey is not displayed in Nitrokey APP](https://support.nitrokey.com/t/google-passkey-is-not-displayed-in-nitrokey-app/7767)
**Author:** [@Yu7ER](https://support.nitrokey.com/u/Yu7ER)\ **Replies:** 3\ **Last updated:** [October 9, 2026, 8:52am UTC](https://support.nitrokey.com/t/google-passkey-is-not-displayed-in-nitrokey-app/7767 "2026-10-09T08:52:28Z")
Hi! I’ve just received my Nitrokey 3C NFC ordered mid-September. Firmware is updated to v.1.9.1 before enrollment, PIN is configured. NitroApp version is 2.7.1 installed via Flathub Firefox 157.0 on Ubuntu 24.04 I’v… --- ## [ID-Austria does not accept Nitrokey 3A NFC](https://support.nitrokey.com/t/id-austria-does-not-accept-nitrokey-3a-nfc/5338)
**Author:** [@thomare](https://support.nitrokey.com/u/thomare)\ **Replies:** 12\ **Last updated:** [September 25, 2026, 12:04pm UTC](https://support.nitrokey.com/t/id-austria-does-not-accept-nitrokey-3a-nfc/5338 "2026-09-25T12:04:57Z")
ID-Austria is the Austrian government identity provider offering Webauthn and hardware tokens, see compatible devices. Site lists “Token, die FIDO2 Level 2 zertifiziert mit WebAuthn unterstützen” When registering with m… --- ## [Protective Case: Dimensions and 3A Mini compatibility](https://support.nitrokey.com/t/protective-case-dimensions-and-3a-mini-compatibility/7741)
**Author:** [@Jeffbr](https://support.nitrokey.com/u/Jeffbr)\ **Replies:** 1\ **Last updated:** [September 25, 2026, 8:20am UTC](https://support.nitrokey.com/t/protective-case-dimensions-and-3a-mini-compatibility/7741 "2026-09-25T08:20:59Z")
Hello, could you confirm the internal dimensions of the Protective Case for Nitrokeys sold on the shop? There’s no mention on the product page. Specifically, does it fit the Nitrokey 3A Mini securely? I am looking for t… --- ## [Pre-provisioning / Programming a Nitrokey 3 with a generated secret for Microsoft Entra ID as Microsoft 365 admin](https://support.nitrokey.com/t/pre-provisioning-programming-a-nitrokey-3-with-a-generated-secret-for-microsoft-entra-id-as-microsoft-365-admin/7689)
**Author:** [@PC-SPEZIALIST](https://support.nitrokey.com/u/PC-SPEZIALIST)\ **Replies:** 4\ **Last updated:** [August 31, 2026, 3:45pm UTC](https://support.nitrokey.com/t/pre-provisioning-programming-a-nitrokey-3-with-a-generated-secret-for-microsoft-entra-id-as-microsoft-365-admin/7689 "2026-08-31T15:45:28Z")
We are thinking about pre-provisiong Nitrokey 3C NFC or Nitrokey 3A NFC keys for Microsoft Entra ID users. Is that possible using nitropy or Nitrokey App 2? We did not find a guide in the documentation. Helpful ressou… --- ## [PKCS#11 pubkey ids order](https://support.nitrokey.com/t/pkcs-11-pubkey-ids-order/7690)
**Author:** [@Gabriel](https://support.nitrokey.com/u/Gabriel)\ **Replies:** 2\ **Last updated:** [August 3, 2026, 6:46am UTC](https://support.nitrokey.com/t/pkcs-11-pubkey-ids-order/7690 "2026-08-03T06:46:08Z")
I’m trying to understand how are ordered the keys generated from the PIV command line. I have generated every possible key on my Nitrokey 3 using this command (82-95 + 9a, 9c, 9d, 9e): nitropy nk3 piv --experimental ge… --- ## [Best practice for using KeepassXC on Windows and Linux](https://support.nitrokey.com/t/best-practice-for-using-keepassxc-on-windows-and-linux/7557)
**Author:** [@jduenas](https://support.nitrokey.com/u/jduenas)\ **Replies:** 3\ **Last updated:** [August 1, 2026, 5:23pm UTC](https://support.nitrokey.com/t/best-practice-for-using-keepassxc-on-windows-and-linux/7557 "2026-08-01T17:23:12Z")
Hi, If you plan to use the same KeepassXC database (stored on a shared drive) on Windows and on Linux: Is it true that it is better to configure the HMAC entry on the Nitrokey using the Nitrokey App on Linux rather than… --- ## [Attestation for Nitrokey 3](https://support.nitrokey.com/t/attestation-for-nitrokey-3/6016)
**Author:** [@mech](https://support.nitrokey.com/u/mech)\ **Replies:** 9\ **Last updated:** [July 24, 2026, 12:12pm UTC](https://support.nitrokey.com/t/attestation-for-nitrokey-3/6016 "2026-07-24T12:12:56Z")
According to the NitroKey 3 FAQ on Azure Entra ID and the Certificates page it appears NitroKey 3 does not have any attestation. Are there any plans to provide attestation for NitroKey 3? Background: I tried to use my … --- ## [NK3 public key cannot be exported](https://support.nitrokey.com/t/nk3-public-key-cannot-be-exported/7655)
**Author:** [@JtMNKXtp](https://support.nitrokey.com/u/JtMNKXtp)\ **Replies:** 5\ **Last updated:** [July 20, 2026, 11:36am UTC](https://support.nitrokey.com/t/nk3-public-key-cannot-be-exported/7655 "2026-07-20T11:36:29Z")
I used my NK3 in the past about a year ago. It contains signature, encryption and authentication keys. Now, I am trying to set NK3 up on a new Fedora 44 computer. gpg2 --card-status shows correct card details. pcsc\_sca… --- ## [Nitrokey no longer detected](https://support.nitrokey.com/t/nitrokey-no-longer-detected/7663)
**Author:** [@FredL](https://support.nitrokey.com/u/FredL)\ **Replies:** 1\ **Last updated:** [June 28, 2026, 1:39pm UTC](https://support.nitrokey.com/t/nitrokey-no-longer-detected/7663 "2026-06-28T13:39:06Z")
Hi, I bought a Nitrokey 3 NFC in october 2023. My key is no longer detected. I tried on Windows, on, Linux on several machines, on all available USB ports. It looks like a faulty contact : sometimes, when I twiddle th… --- ## [NK3 PKCS11 Generate RSA mechanism not supported](https://support.nitrokey.com/t/nk3-pkcs11-generate-rsa-mechanism-not-supported/7641)
**Author:** [@Gabriel](https://support.nitrokey.com/u/Gabriel)\ **Replies:** 4\ **Last updated:** [June 11, 2026, 10:46am UTC](https://support.nitrokey.com/t/nk3-pkcs11-generate-rsa-mechanism-not-supported/7641 "2026-06-11T10:46:20Z")
Hello I’m trying to generate an RSA key pair with my Nitrokey 3A (No NFC) on Windows using OpenSC. According to the product page, this key have RSA 2048-4096 and support PKCS11. However, when I use the following comma… --- ## [Debian 12 - fido2luks - enroll 2 key](https://support.nitrokey.com/t/debian-12-fido2luks-enroll-2-key/6282)
**Author:** [@nitrokey3-user](https://support.nitrokey.com/u/nitrokey3-user)\ **Replies:** 5\ **Last updated:** [May 20, 2026, 10:33am UTC](https://support.nitrokey.com/t/debian-12-fido2luks-enroll-2-key/6282 "2026-05-20T10:33:48Z")
Thanks to the forum, I used the following procedure on github : I enrolled my first nitrokey3 with : systemd-cryptenroll --fido2-device=auto --fido2-with-client-pin=true --fido2-with-user-presence=true /dev/XXX Now … --- ## [Nitrokey 3A hardware bricked or fail (Constant Red light)](https://support.nitrokey.com/t/nitrokey-3a-hardware-bricked-or-fail-constant-red-light/7603)
**Author:** [@TheThinkpadguy](https://support.nitrokey.com/u/TheThinkpadguy)\ **Replies:** 1\ **Last updated:** [May 17, 2026, 3:48pm UTC](https://support.nitrokey.com/t/nitrokey-3a-hardware-bricked-or-fail-constant-red-light/7603 "2026-05-17T15:48:30Z")
Hey guys. After i wanted to reset my Nitrokey when i got the Static Red light. is there a Fix or is the Key gone. thanks for the answer and have a nice evening --- ## [List SSH-keys on the nitrokey](https://support.nitrokey.com/t/list-ssh-keys-on-the-nitrokey/7598)
**Author:** [@T.L.7Gadi](https://support.nitrokey.com/u/T.L.7Gadi)\ **Replies:** 5\ **Last updated:** [May 17, 2026, 9:13am UTC](https://support.nitrokey.com/t/list-ssh-keys-on-the-nitrokey/7598 "2026-05-17T09:13:54Z")
Hello! Is there an option to list all ssh-keys I created on the nitrokey? I ask because I recently made a factory reset of the gpg-card function to enable the SE. The Secure Element is enabled by default if no crypto… --- ## [PIV app usecase (should we use it)](https://support.nitrokey.com/t/piv-app-usecase-should-we-use-it/7599)
**Author:** [@T.L.7Gadi](https://support.nitrokey.com/u/T.L.7Gadi)\ **Replies:** 1\ **Last updated:** [May 16, 2026, 6:50am UTC](https://support.nitrokey.com/t/piv-app-usecase-should-we-use-it/7599 "2026-05-16T06:50:41Z")
Hello! What are the options and usecases for the PIV app of the nitrokey? I tried this nitropy nk3 piv info and get Command line tool to interact with Nitrokey devices 0.12.1 This feature is experimental, which me… --- ## [PCSCD compilation/installation question](https://support.nitrokey.com/t/pcscd-compilation-installation-question/7600)
**Author:** [@T.L.7Gadi](https://support.nitrokey.com/u/T.L.7Gadi)\ **Replies:** 0\ **Last updated:** [May 15, 2026, 7:34am UTC](https://support.nitrokey.com/t/pcscd-compilation-installation-question/7600 "2026-05-15T07:34:06Z")
Hello! I have a question about the compilation and installation of the PCSCD. My Host system (Mageia) ships with the 1.9.9-1.1 version and the latest version is 2.4.1. I downloaded the latest version and try to install… --- ## [Unreliable GPG card of Nitrokey 3 Mini](https://support.nitrokey.com/t/unreliable-gpg-card-of-nitrokey-3-mini/7585)
**Author:** [@jki](https://support.nitrokey.com/u/jki)\ **Replies:** 4\ **Last updated:** [April 24, 2026, 10:34am UTC](https://support.nitrokey.com/t/unreliable-gpg-card-of-nitrokey-3-mini/7585 "2026-04-24T10:34:30Z")
Hi, After replacing my NK3 mini (after Nitrokey 3 Mini no longer reacts on touch - #4 by geoW ), I’m now struggling with the gpg card feature of the new device. I can sign or decrypt basically only once after plugging o… --- ## [Understanding the feature set of the Nitrokey 3 NFC](https://support.nitrokey.com/t/understanding-the-feature-set-of-the-nitrokey-3-nfc/7579)
**Author:** [@jduenas](https://support.nitrokey.com/u/jduenas)\ **Replies:** 2\ **Last updated:** [April 22, 2026, 9:10am UTC](https://support.nitrokey.com/t/understanding-the-feature-set-of-the-nitrokey-3-nfc/7579 "2026-04-22T09:10:55Z")
I want to promote the NK3 among friends and colleagues, therefore I want to be sure that I understand some of the main features correctly. Please excuse my sloppy terminology. it is possible to configure one HMAC “key… --- ## [Passkeys really not visible on the Nitrokey App?](https://support.nitrokey.com/t/passkeys-really-not-visible-on-the-nitrokey-app/7574)
**Author:** [@jduenas](https://support.nitrokey.com/u/jduenas)\ **Replies:** 2\ **Last updated:** [April 15, 2026, 7:58am UTC](https://support.nitrokey.com/t/passkeys-really-not-visible-on-the-nitrokey-app/7574 "2026-04-15T07:58:07Z")
Hello, I have just verified that I can create a passkey for https://webauthn.io/ (i.e., both buttons - “register” and “authenticate” - work). After finishing the little experiment, I wanted to clean up, i.e., delete th… --- ## [Nitrokey 3 Mini no longer reacts on touch](https://support.nitrokey.com/t/nitrokey-3-mini-no-longer-reacts-on-touch/7563)
**Author:** [@jki](https://support.nitrokey.com/u/jki)\ **Replies:** 3\ **Last updated:** [April 8, 2026, 9:19am UTC](https://support.nitrokey.com/t/nitrokey-3-mini-no-longer-reacts-on-touch/7563 "2026-04-08T09:19:26Z")
Hi, my NK3 mini worked fine since yesterday, but now it no longer reacts on touch events. Already tried nitropy nk3 test (also as root to rule out sudden udev issues), but that is stuck at the touch as well (timeout err… --- ## [Nitrokey 3C NFC update from v1.8.2 to v1.8.3 fails: Invalid component in firmware version: 0.5.0rc1](https://support.nitrokey.com/t/nitrokey-3c-nfc-update-from-v1-8-2-to-v1-8-3-fails-invalid-component-in-firmware-version-0-5-0rc1/7536)
**Author:** [@wschlich](https://support.nitrokey.com/u/wschlich)\ **Replies:** 4\ **Last updated:** [April 1, 2026, 7:39pm UTC](https://support.nitrokey.com/t/nitrokey-3c-nfc-update-from-v1-8-2-to-v1-8-3-fails-invalid-component-in-firmware-version-0-5-0rc1/7536 "2026-04-01T19:39:00Z")
When I try to update my Nitrokey 3C NFC from v1.8.2 to v1.8.3 using the Nitrokey App v2.6.0 on Windows 11 Pro, it shows the following error message: Nitrokey 3 update failed: Invalid component in firmware version: 0.5.0… --- ## [Debian 13 "trixie" issues with Nitrokey 3 A Mini](https://support.nitrokey.com/t/debian-13-trixie-issues-with-nitrokey-3-a-mini/7140)
**Author:** [@niklas](https://support.nitrokey.com/u/niklas)\ **Replies:** 6\ **Last updated:** [March 25, 2026, 4:02pm UTC](https://support.nitrokey.com/t/debian-13-trixie-issues-with-nitrokey-3-a-mini/7140 "2026-03-25T16:02:37Z")
Hi, just after the distribution update to Debian 13 the Nitrokey stopped working: “gpg2 --card-status gpg: selecting card failed: Kein passendes Gerät gefunden gpg: OpenPGP Karte ist nicht vorhanden: Kein passendes G… --- ## [Nitrokey 3C NFC fails generating key or unlocking when used on a different VM than sys-usb](https://support.nitrokey.com/t/nitrokey-3c-nfc-fails-generating-key-or-unlocking-when-used-on-a-different-vm-than-sys-usb/7521)
**Author:** [@gasull](https://support.nitrokey.com/u/gasull)\ **Replies:** 2\ **Last updated:** [March 16, 2026, 3:53am UTC](https://support.nitrokey.com/t/nitrokey-3c-nfc-fails-generating-key-or-unlocking-when-used-on-a-different-vm-than-sys-usb/7521 "2026-03-16T03:53:32Z")
Please help me debug this. I’m trying to use https://confer.to in an AppVM in Qubes OS with Brave Browser. I can only make it work on sys-usb. When I try to use it in another VM, I connect to Confer.to with Brave Brow… --- ## [Obtain serial number on the command line for unlocking keepassxc](https://support.nitrokey.com/t/obtain-serial-number-on-the-command-line-for-unlocking-keepassxc/7510)
**Author:** [@lawa](https://support.nitrokey.com/u/lawa)\ **Replies:** 2\ **Last updated:** [March 15, 2026, 11:39pm UTC](https://support.nitrokey.com/t/obtain-serial-number-on-the-command-line-for-unlocking-keepassxc/7510 "2026-03-15T23:39:24Z")
I am using keepassxc-cli to extract passwords from my database which is locked with a password and my nitro-key. keepassxc-cli reqires the slot and the serial number for this to work. The GUI keepassxc extracts a serial … --- ## [Nitrokey 3A Mini Touch FAKES the touch action](https://support.nitrokey.com/t/nitrokey-3a-mini-touch-fakes-the-touch-action/7492)
**Author:** [@geg2410](https://support.nitrokey.com/u/geg2410)\ **Replies:** 1\ **Last updated:** [March 9, 2026, 9:53pm UTC](https://support.nitrokey.com/t/nitrokey-3a-mini-touch-fakes-the-touch-action/7492 "2026-03-09T21:53:17Z")
Hi Forum :slight\_smile: / Nitokey staff I need your help :pleading\_face: Today, I received by new NK3A Mini, as well as a NK3A NFC. Unfortunately, the Mini shows a strange behaviour out of-the-box: Apparently, the “T… [Next page](https://support.nitrokey.com/c/nitrokeys/fido2-nk3/23.md?page=1)