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Questions tagged [yubikey]

92 questions
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How to Configure Yubikey 5 for Wondows Hello login

Just added my Yubikey to my Microsoft Account URL "Passwordless Account" ON. But I don't get prompted for "Touch the USB" :-( I'm only offered PIN or Password after I've locked the PC. Is there something else I have to do? Another setting?
McMurphy
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How do I decrypt a text using yubikey SDK for .NET?

I'm trying to use a yubikey for encrypting/decrypting strings in my application. By now, I wrote some methods for testing purposes. My code was based on examples I found in the official repository: Yubico.YubiKey/examples/PivSampleCode/. However,…
pshore90
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YubiKey 5Ci FIPS with GitHub on Windows

I'm using a YubiKey 5Ci FIPS (firmware 5.4.2) and have Git Version 2.32.0.windows.1 installed on my Surface Book running Windows 10 (21H1). I want to be able to use the Security Key to authenicate with GitHub. I've been able to create a new SSH key…
markpirvine
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Yubikey distribute u2f_keys

I managed to configure my desktop to use my yubikey for login according to this manual: https://support.yubico.com/hc/en-us/articles/360016649099-Ubuntu-Linux-Login-Guide-U2F Now I copied the generated u2f_keys on an other machine to…
user1727870
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How to sign a PDF with PIV using a Yubikey in UWP C# app?

I'm trying to implement YubiKey HSM using PIV for my windows app (UWP Xamarin C# .NET). I found a couple of ways to communicate with my YubiKey FIPS but it didn't worked out well. As suggested in the Yubico site, I tried with PKCS11 with…
Tharindu Ranaweera
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Pycharm Remote Dev using SFTP with Yubi Key authentication

I have PyCharm Pro. I am trying to do remote development on a server. I have read the following Jetbrains tutorials: Deploying Applications Remote Development on Raspberry Pi as well as the very helpful tutorial: Remote debugging with pycharm the…
MikeB2019x
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Get OTP from USB YubiKey

I want to get OTP from a configured yubikey I have access to the UsbSession and UsbDevice and UsbManager But I'm not sure what to do to get the OTP Do you have suggestions?
Lena Bru
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Valid YubiKey configuration for kraken.com?

I am getting "Bad OTP" and "Bad Data" when trying to set my YubiKey as 2FA option on https://www.kraken.com. How to configure the YubiKey token so it is accepted as valid 2FA device?
Jan Kapciar
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Mysql-WorkBench and YubiKey ssh-tunnel

My company uses a Yubikey to connect to the ssh consoles of the systems we manage. The Yubikey uses gpg to access the ssh private key on the card, but it fails to work through Mysql Workbench and we are forced to use SequelPro. How do we get Mysql…
Thom L.
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Why doesn't Yubikey U2F work on fresh install of Debian 10 (buster)?

After a fresh minimal install of Debian 10 (buster), I am no longer able to get my Yubikey authentication to work in web browsers. In both chrome and firefox, it times out while waiting for key. The yubikey led blinks in patterns I haven't seen…
heathbar
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Should a Yubikey be configured with HMAC-SHA1 with "Variable input" or with "Fixed 64 byte input" to be used with KeePassXC?

"Variable input" or "Fixed 64 byte input", that is the question Yubikey 5 NFC
Usal
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Is my Yubikey safe to use right right after unpacking it or should I set it up?

Is my Yubikey 5 NFC safe to use right right after unpacking it or should I set it up, change its settings, sprinkle it with holy water? Example answers: "You should enable protection via the Perzonalization Tool" "No, no need to do anything, it is…
Usal
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Yubikey Openssh sign certificate integration

Actually, I use my YUBIKEY for ssh authentication with PKCS11 PIV tool. I follow this step : https://developers.yubico.com/PIV/Guides/SSH_user_certificates.html at the end of this developer Guide there is this line : ssh-add -L >…
Benjamin
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Passkey workshop of yubico don't run succesfull

I'm trying to do the passkey workshop demo of yubico and I have some errors in console of the react app. This is the link of the workshop and I followed all the directions https://yubicolabs.github.io/passkey-workshop/docs/deploy and the errors when…
Otto Mauricio
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How to identify a Yubikey (5 NFC) by its HID report descriptor

I want to access the Yubikeys FIDO2 functionality under UEFI. The FIDO2 specification says a FIDO2 device can be identified by checking the USB interface (class 3, subclass 0 und protocol 0) and the HID report descriptor (usage page 0xF1D0). When i…
MiSimon
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