Tags: solution. For the full feature set, including static password, you'll need the "YubiKey 5" series (the black ones). However, the YubiKey is mimicing a keyboard and the characters registered by the OS depend upon the keyboard layout expected by the OS. Using the YubiKey Personalization tool a YubiKey can store a user-provided password on the hardware device that never changes. do you think it‘s still „secure“ to use it if my own password is more than 15 characters? The one-time password (OTP) is a very smart concept. The first slot (ShortPress slot) is activated when the YubiKey is touched for 1 - 2. hopefully before the owner notices it is gone and changes the accounts. Unlike a software only solution, the credentials are stored in the YubiKey. Each time you set up a new account for two-factor authentication, you back up. Static Password; OATH-HOTP; USB/NFC Interface: OTP OATH. Bug description summary: Setting a static password fails. The YubiKey 4 series can hold up to 32 OATH credentials and supports both OATH-TOTP (time based) and OATH-HOTP (counter based). FindAsync (id); db. This means, that adding a yubikey is actually making the account less safe. Option 2. 5 The OTP string and the CFGFLAG_xx flags 5. So the static passwords are limited to the 16 characters which tend not to move between keyboard layouts. Using the yubikey as 2FA for important sites isn't a bad idea, but if you secure your vault with it, I'd argue you're already at. Use static password for LastPass: Not possible. The random (generated) portion of the static password is LNtr45ucdhdtlril (something I “have” - this is emitted from the YubiKey). This is the default and is normally used for true OTP generation. This looks pretty interesting, and the new versions have dual mode so it can enter a static password, or enter in the unique yubikey passkey. Insert the YubiKey and press its button. My yubikey is programmed to output a 64 character static (same every time) passcode, consisting of upper and lower case letters, and numbers (no special characters or spaces). 03-26-2021 10:27. By definition, this OTP credential is valid for only one login before it becomes obsolete. The software is available on Windows, Linux and MacOS. Install the YubiKey Personalization tool; sudo add-apt-repository ppa:yubico/stable sudo apt-get update sudo apt-get install yubikey-personalization yubikey-personalization-gui Insert your Yubikey. I have confirmed that @Kousha is correct: the Yubikey response simply becomes the static password. As a shared secret, it is similar to a password. The following example code will set a static password on the short-press slot on a YubiKey. Select "Configuration Slot 2". Trustworthy and easy-to-use, it's your key to a safer digital world. Programming the NDEF feature of the YubiKey NEO. Yubikey contains public and private GPG keys protected by a PIN. Since you cannot protect the static password with a PIN. Slot 2 is long press (~3 second press and hold) if you have a Yubico OTP, OATH-HOTP, or static password programmed here. 2) 22 5 Configuring the YubiKey 23. Static Password A static password can be programmed to the YubiKey so that it will type the password for you when you touch the metal contact. Overview. The YubiKey U2F is only a U2F device, i. OpenPGP – it’s an open standard used mainly to encrypt emails. A YubiKey is simply a hardware device that looks similar to a USB and holds a Private Key and some also hold a static password. Pricing of the 5 series varies. OATH. For example, you can type your own easy-to-remember password, and then add the YubiKey static password at the end. The YubiKey 4 series can hold up to 32 OATH credentials and supports both OATH-TOTP (time based) and OATH-HOTP (counter based). Hello. . You can also use the tool to check the type and firmware of a. Click "Write Configuration". OATH. The best security key of 2023 in full: (Image credit: Yubico) 1. I changed the setting and tried to write a new password to conf #2. OATH TOTP/SHA1/Yubico OTP/Static Password in Slots 1 and 2 don't require a pin, but there's nothing that tells. Cannot for the life of me set up Yubikey with Bitwarden. To allow one authenticator to work across a wide range of systems, services and applications, the YubiKey supports static password, one-time password (OTP),. The YubiKey is a form of 2 Factor Authentication (2FA) which works as an extra layer of security to your online accounts. The Yubikey needs configuring first of all to generate one time passwords. I registered a static password on my YubiKey to access my laptop but I suggest that you setup a security challenge instead. Since KeeChallenge only supports use of configuration slot 2 (this slot comes empty from the factory), click Configure under the Long Touch (Slot 2). e. 4. com Learn how to use the Static Password feature of the YubiKey, a hardware security key device that supports modern authentication setups, such as 2FA, MFA, OTP, and Passwordless. The duration of touch determines which slot is used. The name of the game is to ensure you secure your certificates and Yubikeys in a manner where there's only one way to gain access. I want to get a static pw by pressing the button and additionally when i work with the nfc. Adding a YubiKey keeps your database secure even if your actual password gets leaked somehow. OATH. The uid is 6 bytes of static data that is included (encrypted) in every OTP, and is used. Didnt work. High-end YubiKeys have numerous additional features: the ability to play back a static password, working with a desktop or mobile app to provide app-generated passcodes,. This is the same reason why people use key files as soft tokens. For those who don't know, the YubiKey is a USB device that mimics a keyboard and outputs a password. Since this master password is also used to derive the encryption keys for all their other password (which presumably don't use the static padding) and OP already does use FIDO2 as well, I'm with them on this and say maximise all the security. Changing the PINs for GPG are a bit different. Use a reputable password manager that accepts a security key for 2FA/MFA or passkey. ) High quality - Built to last with. ” I imagined it would be like “Enter your master password or tap your Yubikey. However, Yubico OTP, one of the most popular kinds of credentials to put in this app, can be registered with an unlimited number of services. Verify as described below. e. However, this will store your Master Password in a plain text way—meaning the YubiKey will act like a. 1 Overview. Also, if you are only using static password, yubikey will work in all sites on every browser, as it simulates a keyboard to type the stored password. Default option to automatically use the YubiKey Serial Number as the public ID; Choice of log file formats; All v2. same Public ID, Private ID and AES Key) that were used for. This is going to give us the most use from our Yubikey, since you can use the static password anywhere One Time Password isn’t supported (logging into Windows,. Yes, the core idea is to use TOTP two-factor authentication, secured by the Yubikey and the Yubico Authenticator app. The YubiKey has multiple interfaces, and you can disable some of them without affecting the others. In this post, I will share a PowerShell based approach to quickly generate a new random, static password on a YubiKey and subsequently change your local or domain account. Password Safe. Hi all. Plug in your Yubikey and then observe the right column under the Serial Number "well" or "block. HMAC-SHA1 Challenge-Response. 2. Using Yubikey as a hardware password manager is kind of pointless when there's two static password slots and no hardware pin protecting them. When a YubiKey that's plugged into USB is used for static password (or OTP), it essentially emulates a keyboard and "types in" the password. One of the functions that that Yubikey can provide is the option to “store” a static password on the token which will be “typed” out on the host whenever you press the button. In KeePass' dialog for specifying/changing the master key (displayed when creating a new database or when clicking 'File' → 'Change Master Key' ), paste the password into the master password. 9. The code is only 4 digits and easy to hack, and much easier than a password. “The YubiKey is a hardware authentication device manufactured by Yubico to protect access to computers, networks, and online services that supports one-time passwords (OTP), public-key cryptography, and authentication, and the Universal 2nd Factor (U2F) and FIDO2 protocols [1] developed by the FIDO Alliance. The first beta, released on Friday, supports the Initiative for Open Authentication (OATH. yubico. On top of a static user name/password credential, a user adds another authentication factor — one that is dynamically generated. How can i program the YubiKey that no carriage return is send after the password? Great would be a scripted solution to quickly change the static password/s on the YubiKey. The -man-update option disables easy updating of the static key in the YubiKey. g. It's tiny, durable, and enormously powerful. API Documentation is where detailed descriptions. These are the top rated real world C# (CSharp) examples of YubiKey extracted from open source projects. When you hold down the button for two seconds it outputs this static password just as if you were typing it with your keyboard. Enrolling static mode¶ The YubiKey also can emit a static password. Enter my plain text password in the "Password" field, e. Static Password; OATH-HOTP; USB Interface: OTP OATH. In the app, select “Applications” -> “OTP”. The U2F application can hold an unlimited number of U2F credentials and is FIDO certified. To enable the additional functions on the YubiKey, the YubiKey Manager must be installed. I just started using 1P today, with a pair of Yibikey. Slot 1 is short press. To allow the YubiKey to be compatible across multiple hardware platforms and operating systems, the YubiKey appears as a USB keyboard to the operating system. Since the YubiKey. My passwords are protected via public key cryptography and I use the smartcard function of the yubikey to decrypt the passwords I need ( passwordstore. How? My understanding was, that Yubikey only hammers in the one-and-only static password (and you know: password reuse ise very, very baaaad. YubiKey device Yubico’s authentication device for connection to the USB port USB Universal Serial Bus HID Human Interface Device. How do you store the YubiKey static password configuration to a file with the YubiKey Manager, using the command line tools? And how do you regenerate the original YubiKey by applying the stored configuration to an empty slot? I was reading through the documentation for the YubiKey Manager,. I read a bunch of threads and no one mentioned this before, so I thought I’d post it here. 9. USB Interface: FIDO. The YubiKey's OTP application slots can be protected by a six-byte access code. Using a static password with a yubikey might be a good approach until this feature is implemented, thanks for the suggestion! 1 Like. But Yubico says it wants to. That way (as far as I know) you are still protected by the TPM if the drive is swapped elsewhere, requiring the recovery key. The limits for each protocol are summarized below. The YubiKey 5 series can. Re: Changing Yubikey Static password - password length issue with Lastpass. To do this, manually enter a simple and easy-to-remember first part of your password, then use the YubiKey to enter a strong second part of your. Click Applications > OTP. Since you cannot protect the static password with a PIN. Repeat this step with the password confirmation/reentry field. There are also command line examples in a cheatsheet like manner. Compatibility - Works with Windows, macOS, Chrome OS, Linux, leading web browsers, and hundreds of services. If the password is really complex, a. Slots Slots The OTP application on the YubiKey contains two configurable slots: the "long press" slot and the "short press" slot. Select Challenge-response and click Next. 12, and Linux operating systems. Top . 1 - I was wondering if it was possible to have slot 1 “TOTP” & slot 2 “static password” on one Yubikey 5 NFC. Furthermore, you can use the Interfaces tab to switch YubiKey interfaces on or off. Your phone and your Yubikey are both things you'd be carrying around with you. When using OpenSSL to generate, always provide a secure PEM password. Not true anymore. Kleidush. So you may get more consistent beahviour by limiting the password to characters that don't move between keyboard layouts. But now the problem is that it sometimes accepts the second slot password and at other times the 8 digit PIV. HOWEVER, you can also use the Yubikey as part of your Master Password workflow. Program a challenge-response credential. 3) In the same screen enter your desired password in the "Scan code input" field. These are Yubico One Time Passwords that are unique to your key and also contain an encrypted usage counter. These keys support FIDO2, along with five other authentication protocols, on one device: FIDO U2F, PIV (smart card), OTP (one. **The YubiKey's OpenPGP feature can be used over USB or NFC with third-party application OpenKeyChain app, which is available on Google Play. The random (generated) portion of the static password is LNtr45ucdhdtlril (something I “have” - this is emitted from the YubiKey). The YubiKey FIPS OATH sub-module supports up to 32 OATH credentials, either OATH-HOTP or OATH-TOTP,. Whenever the YubiKey button is pressed, it generate 32 character OTP based on various parameters. Commands. To add our current PW manager is Keeper We are moving TOTP to 1Password Recovery codes into Bitwarden All the above protected with Yubikey Static password stored in the short touch Plus a 6 digit Salt 🧂🧂🧂 that is not stored any where So the master password is static password+salt The long touch holds the secret key for the. Having already done quite of a lot of work on the USB HID implementation, I was curious to know how Yubico had decided to. Click Applications > OTP. To do this, enable Read NFC NDEF payload in the app's. So you say you've memorised a super lengthy password, which is great, but you can add a lot of entropy by appending that to a static password stored on the YubiKey. YubiKey also allows for storing static passwords for use at sites that do not support one-time passwords. For Yubico's OTP you should visit this link and press the button on your YubiKey - it will verify your OTP and at the same time invalidate any previous ones that might have been captured whilst someone had access to the key. 4. Some features depend on the firmware version of the Yubikey. Second, whenever possible, combine your static password with a classic password (memorized). You should do something like KeePass or its variants if you don't trust stuff in the cloud. Manage certificates and. Accessing this application requires Yubico Authenticator. They can't be used to unlock 1Password or decrypt your data. You have several. Equally useful is the static password option, which you can enable in an OTP slot. It's very disappointing they even made this crap as opposed to. Accessing this application requires Yubico Authenticator. Static Password; OATH-HOTP; USB Interface: OTP. OATH: FIPS 140-2 with YubiKey 5 FIPS Series. The first part is your password, and YubiKey takes care of the second part. If you do register a static password on your key, then make sure to add the password to a backup key as well, write it down, and keep it somewhere safe. change the second configuration. The documentation for the . As far as I've understood how the yubikey works, without technical explanation, it types the password as if you typed on a US layout keyboard, that's why "AZERTY" is typed "QWERTY". ( Wikipedia)C# (CSharp) YubiKey - 8 examples found. For example, you can set the Long Touch feature on the YubiKey to insert a specific Static Password, or set a FIDO2 PIN, or load a PIV Certificate. Yubikey 5 FIPS has no support for OpenPGP. Update the settings for a slot. Select Challenge-response and click Next. Learn about the six key best practices to accelerate the adoption of phishing-resistant MFA and how to ensure secure Microsoft environments. YubiKey acts like a keyboard to make it compatible with the maximum number of devices, but it doesn't know your device's keyboard layout. 3 Operating system and version: macOS Big Sur 11. fido is an open standard for all security tokens, yubikey ota is brand specific protocolThe least expensive model, the YubiKey 5 NFC, costs $45; the priciest, the 5C Nano, costs $60. That's why the Personalization Tool says slot 1 is programmed. Note that on Windows 10, the Yubico Authenticator must be run in Administrator mode. Hello, from yubico they answered me. I am a security novice and in general I have had some difficulty matching desired authentication use cases with the appropriate Yubikey interface or application. 2. Due to the firmware update, FIPS recertification was also necessary. With this Desktop SDK, you can now add support for the multi-protocol YubiKey directly into your application, supporting scenarios over both USB and near-field communication (NFC). You tap your Yubikey, it sends the OTP to the attacker, attacker forwards it to KeePass, and boom they've got access to your KeePass vault. Configure YubiKey. Part 3: It's a CCID smart card in USB/NFC form. Currently, security keys can be used for the purpose of two-factor authentication. To enable a seamless path from today to tomorrow, we added both legacy and modern security protocols on a single device. An attacker can still get access to it. This would allow you to authenticate by just entering your username and pressing a button on the YubiKey. 0. For those who don't know, the YubiKey is a USB device that mimics a keyboard and outputs a password. Clay Degruchy. Rules ·. OATH-HOTP – works similar to OATH-TOTP but there is no time limit to use a password. /klas. The OTP application slots on the YubiKey are capable of storing static passwords in place of other configurations. A YubiKey in static password mode can be seen as a sheet of paper with a password on it. 2 - Based in that, someone know if it’s possible to have a backup of that key? Note: longtime ago, I had set up the 2 slots of my key with the same static password (I guess, lack of knowledge). At every moment, anyone who wants access to your devices will need to have direct access to the yubikey in order to unlock the password; here is where the NFC comes in. U2F. The YubiKey 5 series can hold up to 32 OATH credentials and supports both OATH-TOTP (time based) and OATH-HOTP (counter based). A One-Time Password algorithm developed by Yubico, typically using 44 characters, Modhex encoded. It provides a general outline of how to use the SDK. The YubiKey 5 series, image via Yubico (Yubico) Pricing of the 5 series varies. For me a massive anti-feature) I assume that the most prevalent 2FA-scheme will be TOTP. If you use OTP, though, all the attacker needs to do is show the usual OTP entry box. Works with YubiKey NIST Certification - FIPS 140-2 validated (Overall Level 2, Physical Security Level 3. OTPs generated by a YubiKey are significantly longer than those requiring user input (32 characters vs 6 or 8 characters. They didn't suggest a one-time password, they suggested a static password. ” If KeePassXC doesn’t detect your YubiKey, click “ Refresh ”. Desktop Yubico Authenticator. So far, so good. Yubikey. I can reinforce what works, however. The YubiKey 5 Series comes in all shapes and sizes, and several versions of it are on this list. You should see the text Admin commands are allowed, and then finally, type: passwd. I am considering getting LastPass and a Yubikey. On the note of static passwords, if you're really security conscious you could always use the static password feature as a salt. com: Yubico - YubiKey 5C NFC - Two-Factor authentication (2FA) Security Key, Connect via USB-C or. Gary Post subject: Re: Static Password - Remove enter. The HMAC-SHA1 challenge response mode used for PasswordSafe is also based on a static secret key, and this could probably work this way: VeraCrypt would use your password to decrypt the key, send a randomly created challenge code to the yubikey and then validate the returned response. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. Question regarding Yubikey Bio, can the fingerprint authn be used to protect static password injection? i. (2) The YubiKey's button-press one-time password functionality (where the YubiKey emulates a USB keyboard to type in a one-time password or static password, depending on the YubiKey's configuration. Accessing. Remove. Users are recommended to manually enter a simple and easy-to-remember first part of their password, then use the YubiKey to enter a strong second part to their password. Re: Changing Yubikey Static password - password length issue with Lastpass. Following is a request for help on my current attempt. 0) 4. kmille@linbox:~ ykman --version YubiKey Manager (ykman) version: 4. PHolder's concern about Autotype into a Word doc is definitely valid. Two-step login using YubiKey is available for premium users, including members of paid organizations (families, teams, or enterprise). Physical Specifications Form Factor. If you are trying to output digits (0-9) with the French AZERTY keyboard layout, you can hold the Shift key on your keyboard while using the YubiKey, or enable the flag shown. I know I can use the Yubikey's YubiOTP for 2FA but to make my Master Password even stronger I thought about using the Static Password configuration to make a super password. For the full feature set, including static password, you'll need the. The double-headed 5Ci costs $70 and the 5 NFC just $45. Accessing. 2. Yubikey 5 works with static password but not over NFC. Static password A static (non-changing) password. ) High quality - Built to last with. If you want to use the 2fa features chrome is supported by default but there existed an extension to get yubikey 2fa working in Firefox too. The people around you who may have access to your computer or phone will not be able to crack the. Setup. At launch no consumer services are ready to support password-less login. , also containing numeric and upper case letters), you use the -ostatic-ticket flag together with -ostrong-pw1 and -ostrong. For more information about OTP generation, please visit the following link:**How to use your Yubikey to unlock BW (desktop) ** My situation is that I have and use Yubikey as a 2FA to login to BW (OTP or FIDO2) along with a long, complex master pwd. Like most YubiKey variants, YubiKey 5C NFC also supports Static Password. YubiKey Security token Peripheral Computer hardware Computer Information & communications technology Technology comments sorted by Best Top New Controversial Q&A Add a CommentThought experiment: using static password feature to go 100% "passwordless", is it actually that unsafe? Threat model: your average citizen. Deployments are faster and cost less with the YubiKey’s industry leading support for numerous protocols, systems and services. If you are trying to output digits (0-9) with the French AZERTY keyboard layout, you can simply use the press the shift key while using the YubiKey or set the flag in personalization tool to use the numeric keypad. The YubiKey OTP application provides two. Insert the YubiKey and press its button. uid = uuuuuu The uid part of the generated OTP, also called private identity, in hex. YubiKey Security token Peripheral Computer hardware Computer Information & communications technology Technology. 2: OTP: Then unselect "Enter" and it will write that setting back to. Slots configured with a Yubico OTP, OATH HOTP, or static password are activated by touching the YubiKey. U2F. Press the button briefly for slot 1. I posted about this a few weeks ago. While setting up BitLocker, you will be asked for a PIN or password. Part 1: It's a WebAuthn authenticator. Watch Rob Braxman for this pro tip on. My other option was to have a very long password consisting of: 1 - me manually typing a password I remember + 2 - a static password sent from the Yubikey Paul - 2014-01-09 The OTPs are only of use once, but if the attacker has copied the relevant files and OTPs he will have access to your database. Viewing Help Topics From Within the YubiKey. It also has the ability to generate new static passwords on the fly. mdedonno • 3 yr. 2 Updating a static password (from version 2. FIPS Level 1 vs FIPS Level 2. -2. Clarifying that the Yubikey just adds to the master password makes sense, although I think I saw somewhere that Yubikey Security Key doesn't have a static password option. I haven't used a keyfile. This lets the YubiKey "type" in a password on your computer, in many situations where other authentication isn't possible. I can't figure out how to send the static password configured in slot 2 over NFC Steps I have done: I first programmed the yubikey neo with static password in slot 2 Then went to Tools --> NDEF Programming and chose slot 2 and Text. Downloads > Developer & Administrator tools. passwordless login. YubiKey 5 NFC USB-A. YubiHSM 2 libraries and tools. The one time password offers one of the strongest security systems from yubikey. For $25, it seems like it could be pretty useful. USB/Apple Lightning® Interface: CCID PIV (Smart Card)使用 Yubikey Manager 可以配置功能的启用与关闭。 OTP 接口. Beyond that, there are also some more. The "Security key" series (the blue ones) only support the FIDO protocols (U2F, WebAuthn, CTAP2). With a YubiKey, you simply register it to your account, then when you log in, you must input your login credentials (username+password) and use your YubiKey (plug into USB-port or scan via NFC). ago. 5 seconds. In terms of password entropy calculators, E = log sub2 (R supL. I currently have two yubikeys. U2F. Disabling the OTP interface will prevent the YubiKey from emitting an OTP when touched. One last. The YubiKey 5 FIPS Series can hold up to 32 OATH credentials and supports both OATH-TOTP (time based) and OATH-HOTP (counter based). ) High quality - Built to last with. Record the Serial Number, the Dec and the Hex for later. I just got my Yubikey 5 NFC and wanted to get a little bit more out of it using the static password for most websites apart from the 2 step…The YubiKey was designed with the future in mind. If you are using the Yubikey as a 2FA device, the intruder needs your username/email + password + Yubikey. The one-time passwords, what YubiKey produces follows. It provides a strong level of protection to hundreds of millions of accounts, and has been implemented for decades. A basic YubiKey feature, that generates a 38-character static password compatible with any application log-in. r/yubikey. Static Password Challenge-Response An off-the-shelf YubiKey comes with OTP slot 1 configured with a Yubico OTP registered for the YubiCloud, and OTP slot 2 empty. Select Configure from the slot with your static password (Slot 1 or Slot 2) Select Static password and click Next; Click Generate to generate a new password or enter the password you would like to set and click Finish to save your new password; Technical details Background. From FIDO U2F, TOTP and HOTP are protected by an alphanumerical password that is set in YubiKey Authenticator (YA) to protect the metadata for TOTPs or HOTPs. I am using the static password as a second part of an AD password and when I go to change password in windows the and yubikey sends return before i can repeat my password in second password box. Google, Amazon, Microsoft, Twitter, and Facebook use YubiKey devices to secure employee accounts as well as end user accounts. The "Security key" series (the blue ones) only support the FIDO protocols (U2F, WebAuthn, CTAP2). A Yubico OTP (one-time password) is a unique 44-character string that is generated by the YubiKey when it is touched (while plugged into a host device over USB or Lightning) or scanned by an NFC reader. Followed instructions exactly. Supported by Microsoft accounts and Google Accounts. iOS/iPad OS support webauth (U2F, FIDO2) since 13. The tool works with any currently supported YubiKey. That is the purpose of the YubiKey, to add security. Or it could store a Static Password or OATH-HOTP. Instead, most recommend it purely as a second factor in addition to User/Pass. - your password and a 2nd factor (your Yubikey); or- the key to input your password (OTP - Static Password) To use passwordless logins the services you're using need to support FIDO2 (webauthn). With this setup, I don’t technically know any of my passwords. "-hold 10 sec-relasing 500 msecThe YubiKey 5 Series comes in all shapes and sizes, and several versions of it are on this list. Static Password; OATH-HOTP; USB Interface: OTP. Download the tool from Yubico and install. Setup. The OTP interface (static password) is effectively (as far as the computer is concerned) a USB keyboard. USB Interface: CCID PIV (Smart Card) This application provides a PIV. OTP, OATH-HOTP, Challenge-Response, and Static Password) that is loaded in each slot. USB Interface: FIDO. Install YubiKey Manager, if you have not already done so, and launch the program. The OTP application slots on the YubiKey are capable of storing static passwords in place of other configurations. To find out if an application is compatible with the Security Key C NFC - Enterprise Edition, browse to the Works With YubiKey Catalog, and in YubiKey drop-down, select Security Key C NFC to only display services that are compatible with it. In part #2, I'll show how to use the Yubikey as a secure password generator. Deleting and recreating a. Simply plug in via USB-C to authenticate. Programming the YubiKey in "Static Password" mode. In practice this would look like:I don't have experience of using the static password mode on an iPhone. But this is not the option you should use when the thing you're authenticating against is also something you have. The benefit of using a static password on a Yubikey (IMO) are that you are in essence converting your password from a knowledge factor to a possession factor (for you). The YubiKey 5 provides the most comprehensive protocols of any security key out there, as well as some excellent additional features for those who are security conscious.