To install ykman on Windows: As Administrator, run the . 3. USB-C. It has five distinct sub-modules, which are all independent of each other and can be used simultaneously. A temporary non-identifying registration is part of the experience. For one-time password (OTP) applications, the Yubico OTP supported in the YubiKey offers enhanced security compared to traditional OTP tokens. So Yubikey 5 can entirely replace Authy as long as you have the Yubico Authenticator app on your devices. com; One or more of these domains may be used to try to validate an OTP. The serial number of the YubiKey is often used to generate this ID. The OTP application contains two programmable slots, each can hold one of the following credentials: Yubico OTP; HMAC-SHA1 Challenge-Response; Static Password; OATH-HOTP; USB/Apple Lightning® Interface: OTP OATH. This prevents the configuration from being overwritten without the access code provided. Since KeeChallenge only supports use of configuration slot 2 (this slot comes empty from the factory), click Configure under the Long Touch (Slot 2). A Security Key's real-time challenge-response protocol protects against phishing attacks. when moving the challenge-response file to /etc/yubico the filename will need to be changed to username-<SERIAL> instead of challenge-<SERIAL>. Configure the YubiKey OTP authenticator. Click Regenerate. In order to verify a Yubikey OTP passbolt will need to connect to YubiCloud. Click Yubico OTP Mode in the main tool window, or Yubico OTP at the top-left. The advantage of HOTP (HMAC-based One-time Password) is that passcodes require no clock. yubikeyify. Double click the code in Yubico Authenticator application to copy the OTP code. Yubico OTP 是所有现在被官方支持的 YubiKey 都有的一个功能，开箱即用。 在使用 USB 连接到计算机时触摸按键或将其接触 NFC 设备可以让 YubiKey 产生一个字符串并输入到设备中，这个字符串可以作为两步验证因素。WebAuthn (aka. Support Services. It provides a path to automate the linkage between an account and authenticator at registration, security that the OTP generated may only be used once, and the assurance that the authenticator and server will never fall out of sync. When an OTP application slot on a YubiKey is configured for OATH HOTP, activating the slot (by touching the YubiKey while plugged into a host device over. By offering the first set of multi-protocol security keys supporting FIDO2, the YubiKey 5 Series helps users. The OTP has already been seen by the service. It has five distinct sub-modules, which are all independent of each other and can be used simultaneously. OTP. Yubico OTP. 0. You can either do this using the default online or an alternative offline method. In addition, you can use the extended settings to specify other features, such as to. The YubiKey 5 series can hold up to 32 OATH credentials and supports both OATH-TOTP (time based) and OATH. O ne can use a hardware security key such as YubiKey for OTP or FIDO2 for additional security on Linux to protect disks, ssh keys, password manager, web applications and more. That is, if the user generates an OTP without authenticating with it, the. Manage pin codes, configure FIDO2, OTP and PIV functionality, see firmware version and more. Yubico OTP uses this special data encoding format known as modhex rather than normal hex encoding or base64 encoding. YUBICO WebAuthn OTP U2F OATH PGP PIV YubiHSM2 Software Projects. Solutions are generally available and are fully. 0, 2. The Yubico Authenticator adds a layer of security for your online accounts. OTP. Touch. This YubiKey features a USB-C connector and NFC compatibility. YubiKeyは複数の認証プロトコルをサポートしており、あらゆる技術スタックで（レガシーでも最新でも）動作します。. Yubico OTP AES128. YubiKey OTPs consists of 32-48 characters in the ModHex alphabet cbdefghijklnrtuv. The duration of touch determines which slot is used. Static Password (Advanced Mode) Yubico Authenticator for Android can capture the OTP output from a YubiKey over NFC, allowing it to be copy/pasted into any field on an Android device. The Feitian ePass key is a great option if you want an affordable security solution. Downloads. This article provides technical information on security protocol support on Android. Multi-protocol: YubiKey 5 Series is the most versatile security key supporting multiple authentication protocols including FIDO2/WebAuthn (hardware bound passkey), FIDO U2F, Yubico OTP, OATH-TOTP, OATH-HOTP, Smart card (PIV) and OpenPGP. If you have overwritten this credential, you can use the. The YubiKey may provide a one-time password (OTP) or perform fingerprint. 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. YubiHSM. CTAP is an application layer protocol used for. YubiCloud Validation Servers. The YubiKey 4 series can hold up to 32 OATH credentials and supports both OATH-TOTP (time based) and OATH. yubihsm> otp decrypt 0 0x027c 2f5d71a4915dec304aa13ccf97bb0dbb aead OTP decoded, useCtr:1, sessionCtr:1, tstph:1, tstpl:1Yubico OTP Integration Plug-ins. 2. Secure Static Passwords. FIDO2) is more secure than Yubico OTP (FIDO protocol protects you against mitm and phishing attacks, OTP does not). These protocols tend to be older and more widely supported in legacy applications. Click the Swap button between the Short Touch and Long Touch sections. Compatibility - Works with Windows, macOS, Chrome OS, Linux, leading web browsers, and hundreds of services. NOTE: Factory programmed YubiKeys come pre-programmed with Yubico OTP in Slot 1, which is synchronized with the YubiCloud for some services which natively support Yubico OTP via the cloud validation server. Added support for the FIDO Alliance’s Universal 2nd Factor (U2F) protocol, provides easy-to-use public key cryptography. com; api4. Near Field Communication (NFC) Keep your online accounts safe from hackers with the YubiKey. YubiCloud Validation Servers. published 1. Yubico EC P256 Authentication. Q. If valid, the Yubico PAM module extracts the OTP string and sends it to the Yubico authentication server or else it. You can then add your YubiKey to your supported service provider or application. yubico. Multi-protocol: YubiKey 5 Series is the most versatile security key supporting multiple authentication protocols including FIDO2/WebAuthn (hardware bound passkey), FIDO U2F, Yubico OTP, OATH-TOTP, OATH-HOTP, Smart card (PIV) and OpenPGP. A Yubico OTP credential contains the following three parts, which must be set during instantiation: Public ID. FIDO2 on the other hand is more U2F which is extremely strong and one of the strongest methods of 2FA. Open your Settings and click on the ADD YUBICO DEVICE button. As an example, Google's instructions for using YubiKeys with Android can be found here. 2. The OTP slot 1’s output is triggered via a short touch (1~3 seconds) on the gold contact and the OTP slot 2’s is triggered via a long touch (+3 seconds). Once a slot is configured with an access code, that slot cannot be reconfigured in any way unless the correct access code in provided during the reconfiguration operation. 4 The Yubico OTP part The OTP part comprises 128 bits AES-128 encrypted information encoded into 32 Modhex characters. It generates one time passwords (OTPs), stores private keys and in general implements different authentication protocols. ConfigureNdef example. Uncheck Hide Values. A YubiKey can have up to three PINs - one for its FIDO2 function, one for PIV (smart card), and one for OpenPGP. Perhaps the most novel use of the YubiKey 5 Nano is. The request id does not exist. 0 ports. If you're looking for a usage guide, refer to this article. Durable and reliable: High quality design and resistant to tampering, water, and crushing. Permission is typically granted using udev, via a rules file. OATH. Yubico Security Key does not have TOTP or Yubico OTP (see below) support. The key size for Yubico OTP is 16 bytes, and the key size for HMAC-SHA1 is 20 bytes. Supports FIDO2/WebAuthn and FIDO U2F. We heard loud and clear during our launch of U2F support in October that a multi-function key that included the FIDO. When using a YubiKey with a mobile device over NFC (tapping the key to the device), you will encounter a pop-up that links to this. Authentication will be to the local Active Directory first followed by secondary authentication via the Yubico OTP. Windows. yubico-java-client. An off-the-shelf YubiKey comes with OTP slot 1 configured with a Yubico OTP registered for the YubiCloud, and OTP slot 2 empty. Yubico OTP; HMAC-SHA1 Challenge-Response; Static Password; OATH-HOTP; USB Interface: OTP. The YubiKey is a multi-application, multi-protocol personal security device aimed at protecting an individual's online identity. How the YubiKey works. YUBICO WebAuthn OTP U2F OATH PGP PIV YubiHSM2 Software. Yubico. Yubico Authenticator 6 is here! Earlier this year we announced the upcoming release of Yubico Authenticator 6, the next version of our YubiKey authentication and configuration app. Guides. The OTP application contains two programmable slots, each can hold one of the following credentials: Yubico OTP; HMAC-SHA1 Challenge-Response; Static Password; OATH-HOTP; USB/NFC Interface: OTP OATH. Click on the ‘Yubico OTP’ menu in the top-left corner, and select ‘Quick’. Buy Yubico - YubiKey 5Ci - Two-Factor authentication Security Key for Android/PC/iPhone, Dual connectors for Lighting/USB-C. Create an instance of the Otp Session class, which allows you to connect to the OTP application of that YubiKey. The U2F application can hold an unlimited number of U2F credentials and is FIDO certified. Interface. These have been moved to YubicoLabs as a reference architecture. 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. This vulnerability applies to you only if you are using OpenPGP, and you have the OpenPGP applet version 1. Insert the YubiKey into the computer. com; api2. Yubico is a trusted name in the security key world, seeing as it helped develop the FIDO U2F standard, along with Google. To execute the code below, the YubiKey needs to either be inserted into a USB port or be on an NFC reader when the command is run. 1. Yubico OTP. Migrating to python-pyhsm; Self-hosted OTP validation; DEV. Both of these are required for OTP validation, and either one can be replicated for redundancy. If authfile argument is present but the mapping file is not present at the provided path PAM module reports failure. If you would like to test your YubiKey on iOS/iPadOS using Yubico OTP, follow the steps below: Connect your YubiKey to your iOS/iPadOS device via the Lightning connector. To enable the OTP interface again, go through the same steps again but instead check. Select Add Account. Select Verify to complete the sign in. com; api3. Trustworthy and easy-to-use, it's your key to a safer digital world. The PIV and OpenPGP PINs are set to 123456 by default, but there is no FIDO2 PIN set from the factory. Yubico OTP は、Yubicoが定めるOTP(One-Time Password)の形式であり、Yubikeyから正常に生成されたOTPかどうかを検証することができます。 このOTPを「私が所持するYubikeyから生成. Yubico OTP is a credential that can be used as the second or single factor in a 2-factor or single factor authentication scheme. Current reader/card status: Readers: 1 0: Yubico YubiKey OTP+FIDO+CCID 0 --- Reader: Yubico YubiKey OTP+FIDO+CCID 0 --- Status: SCARD_STATE_PRESENT | SCARD_STATE_INUSE --- Status: The card is being shared by a process. Yubico OTP Integration Plug-ins. 1 or later. Additional SLAs and support services for YubiCloud; Available as an add-on Priority Support (can not be purchased stand-alone). FIPS 140-2 validated. Set the. Yubico reserves the right to revoke any 'vv' prefix credential on the Yubico validation service (YubiCloud) at any time, for any reason, including if abuse is detected or if the. How does HOTP work? HOTP is essentially an event-based one time password. Technical details about the data flow provided for developers. Slots configured with a Yubico OTP, OATH HOTP, or static password are activated by touching the YubiKey. It’s built on Yubico’s invention of a scalable public-key model in which a new key pair is generated for each service and an unlimited number of services can be supported, all while maintaining full separation between them to preserve privacy. Perform a challenge-response operation. , then Business Days and Business Hours are local to Palo Alto, California, U. We got plenty of it, and have been busy incorporating a lot of. OATH. Multi-protocol: YubiKey 5 Series is the most versatile security key supporting multiple authentication protocols including FIDO2/WebAuthn (hardware bound passkey), FIDO U2F, Yubico OTP, OATH-TOTP, OATH-HOTP,. 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. SecurityAdvisory 2015-04-14 Yubico has learned of a security issue with the OpenPGP Card applet project that is used in the YubiKey NEO. More than 100 million people use GitHub to discover, fork, and contribute to over 330 million projects. In 2009 Google was the target of sophisticated cyber attacks capable of circumventing traditional security controls. The library supports NFC-enabled and USB YubiKeys. Near Field Communication (NFC) Keep your online accounts safe from hackers with the YubiKey. 972][error][ERROR] Invalid Yubikey OTP provided. Yubico argues that it is more secure as unlike a soft authenticator, the secrets are not saved within the authenticator itself, but rather in a secure element within the Yubikey. It allows users to securely log into. It supports a variety of OTP methods. Contact support. The U2F application can hold an unlimited number of U2F credentials and is FIDO certified. Secure Channel Specifics. You need to authenticate yourself using a Yubico One-Time Password and provide your e-mail address as a reference. OTP supports protocols where a single use code is entered to provide authentication. This module provides an interface to configure the YubiKey OTP application, which can be used to program a YubiKey slot with a Yubico OTP, OATH-HOTP, HMAC-SHA1 Challenge-Response, or static password. Click ‘Write Configuration’. OATH-HOTP. Two-step Login via FIDO2 WebAuthn. Phishing resistant Multi-Factor Authentication (MFA) is on track to become the de facto standard when enterprises and organizations look to roll out new authentication solutions. According to Yubico, it should be the actual digits on the serial number. Configure a slot to be used over NDEF (NFC). To set up your YubiKey with your Android phone, please refer to service-specific instructions provided via the Works With YubiKey Catalog. The first way that we’ll integrate with GitHub is through OTP generation. Yubico Accidentally Triggering OTP Codes with Your Nano YubiKey. 38. Testing Yubico OTP using YubiKey 5Ci on iOS/iPadOS. YubiKey OTP: I have read and accepted the Terms and Conditions. Click Reset FIDO, then YES. 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 (1,25 seconds) will output an OTP based on the configuration stored in slot 1, while a long. The two sync each time a code is validated and the user gains access. Local Authentication Using Challenge Response. Click the "Save Interfaces" button. Learn more about Yubico OTP When implementing the Yubico OTP two elements are needed; a client on the web service to associate the YubiKey with an account, send the OTP to a validation service and receive the response back. In this example, we will configure the long-press slot to emit an HOTP token, and we will configure NDEF to emit an identifier for an example user. 00 Amazon Learn More. com What is a One-Time Password (OTP)? A one-time passcode or password (OTP) is a code that is valid for only one login session or transaction. U2F. If the service uses Yubico OTP or FIDO security protocols, register the second key exactly as you registered the first. 2. FIDO U2F, FIDO2, WebAuthn/CTAP, Smart Card, HOTP/TOTP, Open PGP, Static Password, Yubico OTP Connector: USB-C Wireless Specification: NFC All Specs . While Yubico acknowledges this progress, ubiquitous Apple support for strong. When a Yubico OTP or OATH HOTP is generated, the encrypted passcode is a byte string, but when these passwords are sent to a host, they appear as a character string on screen. OATH-HOTP The event-based 6-8 digit OTP algorithm as specified in RFC-4226. The validation. WebAuthn (aka. Description: Manage OTP application. of the Yubico OTP credential that comes in slot 1 on all YubiKeys from the factory. Try the YubiKey in different and realistic scenarios, use it as a second factor or passwordless key. SSH also offers passwordless authentication. com is the source for top-rated secure element two factor authentication security keys and HSMs. The Microsoft Smart Card Resource Manager is running. As the name implies, a static password is an unchanging string of characters, much like the passwords. High level step-by-step instructions. Delete, swap and update OTP slot functionalities. YubiKeyが搭載している認証機能は、ワンタイムパスワードやFIDO2&FIDO U2Fなど、全部で9つ。 W3CがWebAuthとして採用したFIDO2にはYubiKey5から対応しています。 また、そのうち幾つかは2つのスロットそれぞれに別の認証方式を設定することができ、 最大で6つの機能を同時に使うことができます。Setup. The organization can also simplify their deployment and leverage the YubiKey as a smart card. Each slot can be configured with one of the following types of credentials: - YubiOTP - a Yubico OTP (One Time Password) credential. Since KeeChallenge only supports use of configuration slot 2 (this slot comes empty from the factory), click Configure under the Long Touch (Slot 2). Over time as you (and the attacker) log into accounts, the counters will diverge. Username/Password+YubiOTP passed through to Cisco VPN Server. YubiKey Device. To use a YubiKey with LastPass, you need to have a LastPass Premium, Families, Enterprise or Teams account. Use Yubico Authenticator to generate the 6-8 digit one-time code (also called passcode or. M. Open Yubico Authenticator for Desktop and plug in your YubiKey. Deploying the YubiKey 5 FIPS Series. The duration of touch determines which slot is used. Convenient and portable: The YubiKey 5 C NFC fits easily on your keychain, making it convenient to carry and use wherever you go. Slots configured with a Yubico OTP, OATH HOTP, or static password are activated by touching the YubiKey. At Yubico, we are often asked why we are so dedicated to bringing the FIDO U2F open authentication standard to life when our YubiKeys already support the OATH OTP standard. The Yubico Authenticator adds a layer of security for your online accounts. These instructions show you how to set up your YubiKey so that you can use tw. OATH. OATH. YubiKey 4 Series. Keyboard access is. Yubico Login for Windows is a full implementation of a Windows Authentication Package and a Credential Provider. These security keys work. An OTP AEAD Key Object is a secret key used to decrypt Yubico OTP values for further verification by a validation process. Durable and reliable: High quality design and resistant to tampering, water, and crushing. e. Insert your YubiKey, and navigate to. 3. yubico. The Security Key Series combines hardware-based authentication with public key cryptography to eliminate account takeovers across desktops, laptops and mobile. Yubikeyとは. Works with any currently supported YubiKey. Now we can verify OTPs: # otp is the OTP from the Yubikey otp_is_valid = client. Trustworthy and easy-to-use, it's your key to a safer digital world. 0 and 3. HOTP is susceptible to losing counter sync. Yubico OTP is a simple yet strong authentication mechanism that is supported by the YubiKey 5 Series and YubiKey FIPS Series out-of-the-box. FIDO U2F. Imagine someone is able to create an identical copy of your Yubikey. If you are planning on using the YubiCloud, be sure to select “Slot 2” Set “Yubico OTP Parameters” as shown in image. FIDO2) is more secure than Yubico OTP (FIDO protocol protects you against mitm and phishing attacks, OTP does not). USB Transports. A Yubico OTP is a 44-character, one use, secure, 128-bit encrypted Public ID and Password, that is near impossible to spoof. . If you instead use Challenge/Response, then the Yubikey's response is based on the challenge from the. Multi-protocol support allows for strong security for legacy and modern environments. An OTP is typically sent via SMS to a mobile phone, and they are frequently used as part of two-factor authentication (2FA). ssh ログインで二要素認証にYubico OTPの使い方は、他の方が書かれているので興味のある方は検索してみてください。. OATH. SecurityAdvisory 2015-04-14 Yubico has learned of a security issue with the OpenPGP Card applet project that is used in the YubiKey NEO. The character representation of the Yubico OTP is designed to handle a variety of keyboard layouts. Even multi-factor authentication solutions like one-time passwords (OTP), temporary passwords sent via text message (SMS), and/or mobile push (notifications that look like text messages and alerts) are vulnerable to phishing attacks. If you have a QR code, make sure the QR code is visible on the screen and select the Scan QR Code button. Select the configuration slot you would like the YubiKey to use over NFC. Create two base configuration files using the pam_yubico module. Back to Glossary. The YubiCloud OTP Validation Service is a cloud -based Yubico OTP validation service used to validate one - time passwords. OATH-HOTP. Third party plugins can be discovered on GitHub for example. 2018年1月、Yubicoは、Yubikey NEOのOTP機能のパスワード保護が特定の条件下でバイパスされる可能性がある中程度の脆弱性を開示した。 この問題はファームウェアバージョン3. Yubico Authenticator requires a YubiKey 5 Series to generate OTP codes. See article, YK-VAL, YK-KSM and YubiHSM 1 End-of-Life. Yubico has declared end-of-life for the YubiKey Validation Server (YK-VAL) and YubiKey Key Storage Module (YK-KSM). The YubiKey NEO series can hold up to 28 OATH credentials and supports both OATH-TOTP (time based) and OATH-HOTP (counter based). Under the hood however, the way they work is very different! With Yubico OTP, your security key acts like a keyboard, and when you press the button. GTIN: 5060408464243. The YubiKey 5C Nano FIPS has five distinct applications, which are all independent of each other and can be used simultaneously. You need to copy the 3 values (Public Identity, Private Identity. Watch the webinar with Yubico and Okta to learn how YubiKey, combined with Okta Adaptive MFA, work together to provide modern phishing-resistant MFA as well as a simplified user experience for the strongest levels of protection. The OTP slots. yubico. GTIN: 5060408462379. In most cases, the user must manually enter this code at the login prompt. The OTP is comprised of two major parts: the first 12 characters remain constant and represent the Public ID of the YubiKey device itself. To configure a YubiKey using Quick mode 1. The YubiKey communicates via the HID keyboard. YubiKey 5 NFC. Describes specific lessons learned and the best practices established for deploying Open Authentication Initiative HMAC-based One-Time Password (OATH-HOTP) compliant authentication systems. You can also follow the steps written below for how the setup process usually looks when you want to directly add your YubiKey to a service. OTP: FIPS 140-2 with YubiKey 5 FIPS Series. NIST - FIPS 140-2. Due to the increased safety gained by using a YubiHSM, this is the approach we recommend. Services that use it query yubico to see whether the code is valid for the registered key rather than validating themselves. Yubico OTP is a simple yet strong authentication mechanism that is supported by the YubiKey 5 Series and YubiKey FIPS Series out-of-the-box. Validate OTP format. To generate a Yubico OTP you just press the button 3 times. The YubiKey 5 series can hold up to 32 OATH credentials and supports both OATH-TOTP (time based) and OATH. At this point, a non-shared YubiKey or Security Key should be available for passthrough. Contrast this with OTP-based 2FA, where the browser isn't actively involved - it's just sending a form that happens to contain login information. FIDO2 - Chrome asks for your key + to setup a PINThe YubiKey FIPS (4 Series) is a FIPS 140-2 certified (Overall Level 2, Physical Security Level 3) device based on the YubiKey 4. Multi-protocol: YubiKey 5 Series is the most versatile security key supporting multiple authentication protocols including FIDO2/WebAuthn (hardware bound passkey), FIDO U2F, Yubico OTP, OATH-TOTP, OATH-HOTP, Smart card (PIV) and OpenPGP. verify(otp) After validating the OTP, you also want to make sure that the YubiKey belongs to the user logging in. Regarding U2F and OTP, we think both have unique qualities. The Bitwarden log logged the following events: [2022-12-04 14:11:05. Downloads > Yubico Authenticator. Yubico Secure Channel Key Diversification and Programming. For all YubiKeys, Yubico’s USB vendor ID (VID) is 0x1050. 0. Durable and reliable: High quality design and resistant to tampering, water, and crushing. Raj and Jerrod Chong, Vice President of Solutions at Yubico, walked the Oktane15 audience through the YubiKey’s benefits and strengths, and the strategy and tools LinkedIn used to deploy Okta’s cloud-based Adaptive Multi-Factor Authentication with a one-time password (OTP) generated by a YubiKey. PAM is used by GNU/Linux, Solaris and Mac OS X for user authentication, and by other specialized applications such as NCSA MyProxy. e. No batteries. YubiKeyManager(ykman)CLIandGUIGuide 2. 37. If authfile argument is present, it parses the corresponding mapping file and verifies the username with corresponding YubiKey PublicID as configured in the mapping file. Paste the code into the prompt. The YubiKey 5 series, image via Yubico (Yubico) Pricing of the 5 series varies. REPLAYED_OTP. Any YubiKey configured with a Yubico OTP works with LastPass (with the exception of the Security Key and the YubiKey Bio, which supports FIDO protocols only). If you don’t want to use YubiCloud, you can host one of these validation server (s) yourself. DEV. The OTP application on the YubiKey allows developers to program the device with a variety of configurations through two " slots . Read more about OTP here. Yubico. Click Generate in all three (3) sections. GTIN: 5060408461440. From. The SCFILTERCID_ID# value for the YubiKey will be displayed. YubiKey Bio. Update the settings for a slot. USB Interface: FIDO. Compared to the. USB Interface: CCID. The YubiKey 5 FIPS Series is IP68 rated, crush resistant, no batteries required, and no moving parts. If you are being prompted for a PIN (including setting one up), and you're not sure which PIN it is, most likely it is your. OATH. Yubico OTP. Works with YubiKey. Open the Applications menu and select OTP. The second slot (LongPress slot) is activated when the YubiKey is touched for 3 - 5 seconds. The YubiKey 5 Series is a hardware based authentication solution that offers strong two-factor, multi-factor and passwordless authentication with support for multiple protocols including FIDO2, U2F, PIV, Yubico OTP, and OATH TOTP. The authentication code is generated independently of the identity of the destination. First, there's no Bitwarden instruction page for U2F/NFC, only TOTP/NFC. 5 seconds. The YubiKey 4 series can hold up to 32 OATH credentials and supports both OATH-TOTP (time based) and OATH. Get the YubiKey, the #1 security key, offering strong two factor authentication from industry leader Yubico. The YubiKey may provide a one-time password (OTP) or perform fingerprint (biometric).