Multi-protocol security key, eliminate account takeovers with strong two-factor, multi-factor and passwordless authentication, and seamless touch-to-sign. Instead of having multiple keys for one account, all you need is KeepassXC as TOTP and password management. YubiKey is a brand of security key created by Yubico. On iPhone or iPad. 4. We will need them to set up the individual accounts we each have. Buy one YubiKey, and get a second half-off with this Cyber Week deal. For the most part it’s pretty painless. Yubikeys are a type of security key made by Yubico that makes two-factor authentication easier. The YubiKey devices have multiple functions to secure your login to social media accounts, apps, mail service, laptop, and even physical space. Once I save the file, I encrypt it with my PGP public key, delete the *. This document describes how to use both tools. Google) via the key handle, or in the case of Yubico, to store a MAC and nonce as the key handle. I am pretty sure that it's over 30, but under 60, I'm not certain. Since Outlook does not support one-time passwords, using YubiKey you will still be using an Outlook password and that will just be stored on YubiKey, rather than an encrypted one-time YubiKey password. So really it will not make nay difference with regards to Outlook. OATH is an organization that specifies two open authentication standards: TOTP and HOTP. Maximum Limit Account per YubiKey. Close the settings. Buy YubiKey 5, Security Key with FIDO2 & U2F, and YubiHSM 2. 5 / 5. On the device you want to add, sign in with the same Apple ID you used to turn on two-factor authentication. Lightning. A YubiKey 5 Series key (5Ci, 5C NFC, or 5 NFC). Step 1: Generate a Full Key. x YubiKey, but once the total size limit is reached, the YubiKey won't be able to store any more, even if. 2. To add an account to your YubiKey, you’ll need to open the Yubico. It also gives me access to my kids’ logins if there’s ever a need to access their accounts for safety reasons. It is certainly possible to store several 3,052-byte certs on a 5. Well, today, a HUGE thumbs up has happened — Facebook has upgraded the login security for its 1. Once the user has logged into his account, he can change the PIN of a YubiKey connected to his system as follows: Use Ctrl+Alt+Del to enter the lock screen. Right-click the Windows Start button and select Run. At this point, if you wish to store the same account on a second YubiKey, simply repeat steps 3 and 5-9 for each additional YubiKey. Step 1: Open Yubico Authenticator for iOS. Then when you add the security keys to your account add yours and hers and then on her account she can add both yours and hers. Yubico. Under category, select "Manage account security". These OTP configurations are stored in “OTP Slots”, and the user differentiates which slot to use by how long they touch the gold contact; a short touch (1 2. com is the source for top-rated secure element two factor authentication security keys and HSMs. Getting a biometric security key right. Learn how using YubiKey products with Microsoft accounts can provide the highest level of two-factor authentication and. Setup provides a starting point for you to follow the walk-through . When developing the YubiKey Bio Series, we challenged ourselves to reimagine the architecture of biometric authentication on a security key. Get your own Yubikey using my af. The static password was born from a simple idea — since the YubiKey can function as a USB keyboard that types out characters with the touch of a button, we figured the capability provided other options in addition to one-time passwords. The OTP interface (static password) is effectively (as far as the computer is concerned) a USB keyboard. . How-To: Secure your Twitter Account with the YubiKey. Selecting Allow is only needed if you want to get. Note: How the YubiKey works- 1. If a cert is bigger than 3,052 bytes, the YubiKey will reject it and the SDK will throw an exception. Shop Yubico - YubiKey 5C NFC - Two-factor authentication (2FA) security key, connect via USB-C or NFC, FIDO certified - Protect your online accounts. Built on the C ykpiv library, the PIV-Tool provides a CLI to access all of the functionality supported on the PIV function of the YubiKey. Pricing of the 5 series varies. Trustworthy and easy-to-use, it's your key to a safer digital world. And your secrets are never shared between services. Learn more >. Note the YubiKey 4/5 and YubiKey NEO have different hardware IDs. Type "Secure Office 365 account" and click Get Help. Desktop: Insert your YubiKey into your mobile device. Account name - Name of the account holder; Require touch - Toggles the requirement to touch the YubiKey (thus demonstrating user presence) in order to display the OATH or FIDO code. YubiHSM 2 & YubiHSM 2 FIPS. Step 6: When you are satisfied with the settings, to add the YubiKey as a credential, click Add. The Bottom Line. The Yubico PIV-Tool was designed to interact with and manage the PIV functions alone. Given physical access to an unencrypted laptop, an evil maid attack is extremely easy. Using the same YubiKey smart card for multiple. Some websites have you set up a PIN on your Yubikey when enrolling your device. Two-factor authentication makes an enormous amount of difference to your personal security, and anything that can improve that situation, making it faster and easier to use, is worthwhile. In case of FIDO2 key the PIN is used to protect your secure hardware token, not your account. Yubico YubiKey. Hi @Prashant Arora (Customer) , You can use the single Yubikey for multiple accounts if it's configured using WebAuthn/FIDO2. Passkeys are discoverable FIDO credentials that enable users to authenticate to websites without a password. Protecting vulnerable organizations. While you’re at it, check out twofactorauth. Just added my Yubikey to my Microsoft Account URL "Passwordless Account" ON. If you haven’t set up a PUK and created certain auth methods you cannot enter/change/use the PUK at all, you always have to set it up beforehand. Tap Add Security Keys, then follow the onscreen instructions to add your keys. 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),. It represents the public SSH key corresponding to the secret key on the YubiKey. Find. Insert the YubiKey and press the button when the service tells you to. Near Field Communication (NFC) Keep your online accounts safe from hackers with the YubiKey. Pricing of the 5 series varies. In theory what you could do is buy two, one for you and one for your wife. Enter your usual credentials: user name and password. Under category, select "Manage account security". Yubico's YubiKeys are high-quality and simple to use hardware security keys that can provide foolproof security for your online accounts —. Two-factor authentication is an extra layer of security for your Apple ID, designed to make sure that you're the only one who can access your account—even if someone else knows your password. Reply. 3 or later, or a Mac on macOS Ventura 13. YubiKeys from the 5 Series support 6 different protocols for two-factor authentication, each with its own limit on the number of accounts it can be associated. Open Yubico Authenticator for iOS. SKU: 5060408461426 Category: Yubico YubiKey. Easily generate new security codes that change periodically to add protection beyond passwords. Default is 12345678. Add your credential to the YubiKey with touch or NFC-enabled tap. In reply to PaulKingtiger's post on October 7, 2017. Enter your usual credentials: user name and password. *The YubiKey FIPS (4 Series) and YubiKey 5 FIPS Series devices, when deployed in a FIPS-approved mode, will have all USB interfaces enabled. There are also command line examples in a cheatsheet like manner. From here, you insert the YubiKey 5C NFC into your phone, enter a few memorized numbers, and the YubiKey 5C NFC will fill out the other 32 characters. Overall, the YubiKey 5 NFC is an excellent choice for anyone looking to improve the security of their online accounts. The TOTP entries are actually physically on the key, after a fashion, and so the physical Yubikey must be attached to the machine you want to see the TOTP codes on in the Yubico app. YubiKey Bio. The YubiKey 5C NFC is coming soon! That’s not all. json , point the root and crt options to the generated certificates, replace the key option with the YubiKey URI generated in the previous part, and configure the kms option with the appropriate type and pin . 3 hours ago · Save up to 89% on Black Friday streaming deals from Hulu, Disney Plus, Max, Peacock, Paramount Plus, and more Written by Brendan Griffiths 2023-11-24T08:00:01ZApple AirPods Max. About this item . I am not overly fond of using the Yubikey for TOTP, but it's a viable option. For the Touch-Triggered OTP functions, the YubiKey can hold up to two different configurations. Click Use a mobile app, and you’ll see a QR code. 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. You can add up to five YubiKeys to your account. $55 USD. GTIN: 5060408462331. I have come to understand there are some (fairly low) limits on how many accounts you can use certain types of. can you please share documentation on this. The Nano model is small enough to stay in the USB port of your computer. Get your own Yubikey using my af. (Customer)Enforcing YubiKeys with Azure Privileged Identity Manager (PIM) Privileged access management is a critical identity governance component of a cybersecurity risk reduction strategy. It can store up to 25 FIDO2 credentials for password-free logins, two OTP credentials, 32 OATH credentials for one-time. g. Threat actors often target over-privileged accounts to gain unauthorized access, exfiltrate sensitive data, introduce malicious activity, or engage in other forms of. YubiKey personalization tools. BUILT FOR BUSINESS - Supports a range of business scenarios including privileged users, remote workforce, and mobile-restricted environments. Ten years ago, at the 2008 RSA Conference, Yubico launched the first YubiKey with the goal of making secure login easy and accessible for everyone. Under "Security Keys," you’ll find the option called "Add Key. These enhancements allow users to review FIDO2 discoverable credentials on their YubiKey and delete individual credentials without requiring a full. 主にデスクトップのために作られており、もっとも強力な生体認証オプションを提供するためにデザインされています。. Product. Step 7: 1,758. yubikey manager then reboot5. 11 hours ago · Officials at the SoCal Challenge basketball tournament are investigating the situation after a fan allegedly called Cal forward Fardaws Aimaq a "terrorist,"…14 hours ago · CNN’s Chris Wallace sits down with businesswoman and former reality TV star Bethenny Frankel who says that reality TV participants should be able to unionize. Flexible – Support for time-based and counter-based. Step 2: Log into your account or service website on the device (mobile or desktop). Click OK. Insert the YubiKey into your computer, open the terminal, and enter the following commands to link your YubiKey with your account: mkdir -p ~/. Let’s get started with your YubiKey Setting up your YubiKey is easy, simply pick your YubiKey below and follow our guided tutorials to get started protecting your. Considerations for implementation in Federal Government Per OMB M-22-09, “Agencies must require their users to use a phishing-resistant method to access agency hosted accounts. Email and social media and VPNs, another 12 or so. The double-headed 5Ci costs $70 and the 5 NFC just $45. Edited. I do not believe there is a limit. Here's how to get started setting up your #YubiKey with your Google account, Facebook, and Twitter. The new YubiKey retails for $55 and can be used to log into any Windows, Mac, Linux, Android or iOS device that has either a USB-C port (such as most modern laptops, Android phones and iPad Pros. From there you should be able to find an option for 2FA/MFA, or adding security keys. This is great. This works by just tapping the YubiKey NEO to the back of your phone. Where you can use it. USB-A NFC. While compatibility limitations and initial setup complexity may exist, the YubiKey 5C remains a. 8 billion users by integrating the unphishable protection of the FIDO U2F Security Key into its social platform. “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. YubiKey Bioシリーズはセキュアでシームレスなパスワードレスログインのために、指紋を利用した生体認証をサポートします。. Two-factor authentication with ssh key authentication and yubikey? OpenSSH won't invoke PAM at all if public key (RSA) authentication is configured and the client presents a valid key. It will work with just about every account that. The practical limit I've been told by some Google tech-savvy product folks is around 10 keys. our Windows 10 PC and then enrolling each one with a Google account. Performs RSA or ECC sign/decrypt operations using a private key stored on the smart card, through common. 5. Multi-Factor Authentication. 2. Use our phishing-resistant passwordless MFA solution to secure your on-premise and cloud resources. Create a strong password & a more secure account. Generate 2-step verification codes on a mobile or desktop device and apply cross platform. The YubiKey 5C provides strong and reliable two-factor authentication, offering secure protection for online accounts. Trustworthy and easy-to-use, it's your key to a safer digital world. Then it successfully logs in. USB C to USB Adapter(2 Pack), Syntech USB-C Male to USB 3. Let me know if this helps! Okta, Inc. g. To be clear, Microsoft's implementation of passwordless authentication is 2FA and is more secure than the username/password/YubiKey approach you're describing. The YubiKey does so much more, too—provided. Just be aware there's a limit, I think it's max 20 or 25 keys. Buy YubiKey 5, Security Key with FIDO2 & U2F, and YubiHSM 2. There are limitations with the YubiKey in terms of supported accounts. Checked = On, Unchecked = Off. 5% range. My point is that a Yubikey by itself may help with unauthorized access, but without a backup plan, you overall risk may be greater, because you run a risk of losing the Yubikey. Use security keys and Pin instead of passwords to access your Microsoft accounts for easy access to Outlook, Microsoft Office and other internet apps. Keep your online accounts safe from hackers with the Security Key by Yubico. It allows users to securely log into. Convenient and portable: The YubiKey 5 NFC fits easily on your keychain, making it convenient to carry and use wherever you go, ensuring secure access to your accounts at all times. Compared to the. In the SmartCard Pairing macOS prompt, click Pair. The keys are stored on the key itself rather than on your devices or the cloud. The YubiKey Bio enables biometric login on desktop with all applications and services that support FIDO protocols and works out-of-the-box with Citrix Workspace, Duo, GitHub, IBM Security Verify, Microsoft Azure Active Directory and Microsoft 365, Okta and Ping Identity. The secret key can only contain the characters a-z or A-Z and digits 1-7; timeinterval: The time interval for generating new a OTP manufacturer:. If you have entered the PUK wrong several times you’ll need to reset the whole yubikey. Experience stronger security for online accounts by adding a layer of security beyond passwords. We've put together a list of the best security keys available These are the best. Using hardware-based security keys makes it. This has two advantages over storing secrets on a phone: Security. Open System Settings and select your Apple ID, then click Password & Security. Follow the prompts from Google telling you to plug in, tap, and name your Yubikey to associate it with your. Using a Yubikey (or any other FIDO2/WebAuthN token) as a single factor is an option, but you certainly don't have to use it that way. There are two ways to identify your key. This v. Some websites have you set up a PIN on your Yubikey when enrolling your device. Verifying OTPs is the job of the validation server, which stores the YubiKey's AES. However, unlike the PINs of other YubiKey apps, there is no maximum limit on the number of consecutive wrong attempts an adversary can make — if given unfettered access to your YubiKey, an adversary would be limited only by the YubiKey hardware’s ability to process password attempts, allowing around 100,000 password attempts per day. Start with having your YubiKey (s) handy. A single YubiKey works across multiple shared devices including desktops, laptops, mobile, tablets, and notebooks, enabling users to utilize the same key as they navigate between devices, and helping you deploy phishing-resistant MFA at scale. Pre-Configured Yubikey Certificate Slots. However, having two connectors will cost you, as the YubiKey 5Ci costs slightly more than other YubiKey 5 series keys. In essence, it’s just an electronic version of writing your password on a piece of paper and typing it out when you need it. upn: Each user’s User Principal Name from Azure AD serial number: A unique identifier, recommend using the serial number of the YubiKey secret key: A randomly generated OTP secret. Yubico Authenticator iOS app (v. While compatibility limitations and initial setup complexity may exist, the YubiKey 5C remains a. YubiKey 4 Series; How to tell if you are affected. Note that some services call two-factor authentication two-step verification. The standard for U2F is to either use key wrapping and store the encrypted key on the web service (e. ago. With the release of the YubiKey 5Ci device with firmware 5. x YubiKey, it is possible to store a 3,052-byte cert in a slot. Accessing this applet requires Yubico Authenticator. For this example we’re going to have the following setup:. A YubiKey is a key to your digital life. Summarized, it looks like this. 3 or later, an iPad on iPadOS 16. YubiKeys from the 5 Series support 6 different protocols for two-factor authentication, each with its own limit on the number of accounts it can be associated with. Yubico. Created by a company called Yubico, the Yubikey can be used in place of passwords to offer individuals more security than standard two-factor authentication applications. For other, less sensitive accounts, you can still use the Yubikey if you like as a TOTP device (just like a regular QR-code scanner app like Google Authenticator/Microsoft Authenticator). If there was some limit that allowed only a main YubiKey and a backup - then we would be in a situation where we would both need a YubiKey "copy" (the shared YubiKey). 3 or later, an iPad on iPadOS 16. Downloads. Generate 2-step verification codes on a mobile or desktop device and apply cross platform. Trustworthy and easy-to-use, it's your key to a safer digital world. Tap your name, then tap Password & Security. The series and model of the key will be listed in the upper left corner of the Home screen. Compatibility - Works with Windows, macOS, Chrome OS, Linux, leading web browsers, and hundreds of services. This is underlaying functionality that allows you to use your YubiKey with Yubico Authentication on supported browsers and platforms. Use YubiKey Manager GUI to identify your key. USB-C. It can take up to 5 seconds for the two devices to complete the operation. That being said, as a next step we would encourage you to check with Apple Support on this as well regarding this issue. Features include: Secure – Hardware-backed strong two-factor authentication with secret stored on the YubiKey, not on the mobile device. For more information on why this happens, please see The YubiKey as a Keyboard. If you want to use your YubiKey with multiple accounts, you’ll need to add each account to the key. ridobe • 1 yr. My web site host alone has 3 different logins. Contact support. Ideally, you should register two YubiKeys onto services you care about in order to minimize the potential for you losing access to all your forms of MFA. Something user knows. It’s just a new name starting to be used for WebAuthn/FIDO2 credentials that enable fully passwordless experiences. YubiKey 5 Series Technical Manual Clay Degruchy Created September 23, 2020 13:13 - Updated September 26, 2023 17:14The FIDO2 application allows for secure single and multi-factor authentication, and can store up to 25 resident credentials. Click to unlock settings. To use the YubiKey as a Smart Card on iOS feature as shown in the demo, you must have the following (all prerequisites are discussed in the Yubico guide here ): Apple iPhone or iPad (Lightning connector only) with iOS/iPadOS 14. Here's my use case. Leaving my laptop hard drive unencrypted. If the phone does not read anything from the YubiKey/does not make a confirmation noise, try setting the NDEF slot for NFC usage and try these steps again. Text and files. FIDO2 supports not only today’s two-factor authentication but also paves the way for eliminating weak password authentication, with strong single factor hardware-based authentication. The YubiKey 5 series also includes support for FIDO U2F, as well as OATH One-Time Passcodes, and other protocols that are commonly used in the Microsoft ecosystem. Use Yubico Authenticator for Android with YubiKey NEO devices and your Android phones that are NFC-enabled. Security key. The Security Key by Yubico delivers FIDO2 and FIDO U2F in a single device, supporting existing U2F two-factor authentication (2FA) as well as FIDO2 implementations. Download the Yubico Authenticator App. Step 1: Use the Yubico Authenticator app, to scan the QR code from the first time you registered a YubiKey to this account. 168; asked Aug 11, 2015 at 8:57. 4. open-source; yubico services; Protecting vulnerable organizations. Secure your online accounts with YubiKey 5Ci by Yubico, sold by MKBSecurity B. Step 1: Go to your Microsoft account profile configuration page : Step 2: In the list of sign-in methods, identify the YubiKey you would like to remove from your account and then click on the “ delete ” link (in the case you have multiple YubiKeys associated to your account) Step 3: In the pop-up message,. MFA is an authentication method in which a computer user is granted access only after successfully presenting two or more pieces of evidence, or factors, to an authentication mechanism. All a user has to do is buy and add the keys (you need two, one for backup) to his iPhone and use them to unlock his Apple accounts whenever he has to. However, on login I'm asked, as usual, to enter my 6-digit passcode rather than to use one of the Yubikeys. A small, physical device you plug into your computer or connect to your phone via NFC, Yubikey provides an additional layer of security to your online accounts and services by requiring a hardware key for login – a process called two-factor authentication (2FA) or multifactor authentication (MFA). 2. Type 2 is something you have, the YubiKey is the. For example, Windows and Mac OS user accounts don’t support One Time Password, so you have to use a traditional static (unchanging) password. Open the Settings app. If you lose access to your primary authentication method (e. For businesses with 500 users or more. I am not worried much about the totp-32 limit. Use the yubikey-manager to add a TOTP credential: ykman oath accounts add fedora <TOTP secret> Then retrieve a TOTP code with: ykman oath accounts code fedora WebAuthn. Keep your online accounts safe from hackers with the YubiKey. Select Choose another option, and then Select Security Key. Let’s get started with your YubiKey. YubiKey 5 CSPN Series. Secure all services currently compatible with other. Google Case Study. Unfortunately the specifics depend entirely on the service. In U2F, the device has no record of how many accounts it can access. Americans spent over 200 billion dollars online during the 2022 holiday shopping season, making 2023 a record year for online retailers. Step 2: Scan your primary YubiKey. 25 FIDO2 Resident Credentials (pretty specific use case for this) 1 of the following (YubiOTP, HOTP, Challenge/Response, Static Password) another 1 of the following (YubiOTP, HOTP, Challenge/Response, Static Password) There are only 3 key slots, but. 4. Learn how using YubiKey products with. For all YubiKeys, Yubico’s USB vendor ID (VID) is 0x1050. g. via USB C on desktop or via NFC on the android application. A YubiKey adds a significant additional level of security to your online accounts, doesn't take long to set up, and isn't a huge outlay. No one is claiming this. Once 2FA is activated by the administrator within UserLock, enrollment for using the YubiKey is. The applications on the YubiKey hardware are limited to contain only authentication secrets and keys either generated internally or loaded by users; none of the functions on a YubiKey are designed for mass storage of data. Simply plug in via USB-C to. Requirements macOS High Sierra (10. Select User Accounts. Trustworthy and easy-to-use, it's your key to a safer digital world. Using the Yubikey 5 series, learn exactly how to setup and use your 2FA key not just as a key, but also as an authenticator. Organizations can use a single YubiKey to unlock many different doors providing a more seamless user experience during their journey to phishing resistant authentication. Configure YubiKey explains the OpenPGP requirements and parameters . The YubiKey may provide a one-time password (OTP) or perform fingerprint. 42 votes. Click on Smart Cards -> YubiKey Smart Card. But you can do it your way. To provide social proof, YubiKey is implemented as a countermeasure for account takeover across some of the world’s largest companies to included Google, Facebook, Salesforce, and even the US. Yubico. Export the SSH key from GPG: > gpg --export-ssh-key <public key id>. Protecting vulnerable organizations. The recommended method is to have users self register their YubiKey to their account. The YubiKey 5 Series eliminates account takeovers by providing strong phishing defense using multi-protocol capabilities that can secure legacy and modern systems. Register your YubiKey- To use the YubiKey, go to the security settings of a supported service and select two-factor authentication. 0. These instructions show you how to set up your YubiKey so that you can use two-factor authentication to sign in to any account that requires authenticator codes. Should an exemption be obtained to deploy these devices with some interfaces disabled, the PID and iProduct values will be. 5 4. Copy this key to a file for later use. Account name - Name of the account holder; Require touch - Toggles the requirement to touch the YubiKey (thus demonstrating user presence) in order to display the OATH or FIDO code. On a computer using Google Chrome, go to 2-Step Verification of your Google account. Step 3: Locate the authenticator code from your Yubico Authenticator. . Free delivery and returns on eligible orders. com is the source for top-rated secure element two factor authentication security keys and HSMs. Yubikey can be used for true two factor authentication on windows using rohos software and setting it up for challange key on slot one. Contact support. $25 USD. Create a Google Account. The YubiKey 5 FIPS Series is IP68 rated, crush resistant, no batteries required, and no moving parts. ChromeOS and Linux. It is 2FA, something you have (Yubikey) plus something you know (PIN). For each service you set up, have your spare YubiKey ready and add it right after the first one before moving to the next. This document set focuses on the YubiKey lifecycle management best practices that help organizations manage those costs and keep them to a minimum in order to get the best return on the investment made by the organization. Hello, so I just recently found out that the YubiKey 5 NFC has its account limit. It just asks for my password then it sends a code to my phone or my secondary email. 2FA adds an additional hurdle to gain access to an account. For FIDO 2 with resident credentials, 25 max. Additional information. In fact, to breach it, hackers would need physical access to your key. $50 at Yubico. Passkeys are like passwords, but better. Use PUK to unblock PIN. This one is $70 and does not include NFC. This one is the Yubikey 5Ci, and it includes both USB-C and lightning, so you can plug it into a USB C port or a lightning port and take the little gold contact point in order to authenticate and log into online accounts. The double-headed 5Ci costs $70 and the 5 NFC just $45. We were able to test with a iPhone 14 Pro Max and a YubiKey 5C NFC with firmware 5. Popular Resources for BusinessI'm considering securing the AD accounts with Yubikeys. In the upper-right corner of any page, click your profile photo, then click Settings. Some accounts offer more, and there are ways to get more on your own. Download the Yubico Authenticator App. The YubiKey 5 Series supports most modern and legacy authentication standards. Expected behaviour. On a 5. Which protocol will be used with a given account varies from service to service (website, app, etc. A YubiKey is the ultimate line of defense against having your online accounts taken over. By the way, the unlimited-identities thing is possible because the web site hands the client browser a blob of data encrypted so that only the Yubikey can decrypt it. Using your YubiKey to Secure Your Online Accounts. Different authentication protocols have different risk models. If you are on Windows 10 Pro or Enterprise, you can modify the system to allow companion devices for Windows Hello. A minor inconvenience but something to keep in mind.