Neither includes support for Near Field Communications (NFC), which is now just found in the YubiKey NEO. I have a Yubikey Neo and the nfc challenge/response takes longer than the OS default timeout for a nfc transaction. Select Continue . Works with YubiKey. Security starts with you, the user. The YubiKey, Yubico’s security key, keeps your data secure. When prompted where to store the key, select 1. Physical Specifications Form Factor. The OpenPGP support in the YubiKey NEO is provided by the open source ykneo-openpgp applet. This option is only valid for the 2. ”. Complete the captcha and press ‘Upload AES key’. 3. Microsoft’s Surface Duo 2 launched in October 2021 with a laundry list of problems. Select Change a Password from the options. To authenticate with a FIDO U2F certified YubiKey NEO, the user simply plugs it in and touches the gold button, or taps it against an NFC-enabled Android phone. Under Configuration Slot, click Configuration Slot 1. Our YubiKey NEO, is a JavaCard-based product. Interface. Possibility to clear configuration slots. Meets the most stringent hardware security requirements with fingerprint templates stored in the secure element on the key. And your secrets are never shared between services. The quickest and most convenient way to determine your device’s firmware version is to use the YubiKey Manager tool (ykman), a lightweight software package installable on any OS. ago • Edited 3 yr. Click Certificate Templates, locate and right-click Smartcard Logon, and select Duplicate Template. Get Yubico updates; Why Yubico. For each service you set up, have your spare YubiKey ready and add it right after the first one before moving to the next. One of the biggest things is that YubiKey 5s support FIDO2 and the NEO (being. In the SmartCard Pairing macOS prompt, click Pair. 3. This prevents it from being useful against Yubico’s validation server. The YubiKey 5 NFC uses a USB 2. This command is generally used with YubiKeys prior to the 5 series. New feature - no, you have to buy the key yourself if you want the new shiny stuff. 2 or later. Download ykman installers from: YubiKey Manager Releases. All applications are available over this interface. YubiKey works out-of-the-box and has no client software or battery. 4. I purchased a Yubi NEO I’ll use it to hold my Luks password and for ssh authentication instead of the password authentication that I still use. 0 interface. In this mode, the token functions according to the. これは、 ワンタイムパスワード 、 公開鍵暗号 、認証、 FIDOアライアンス が. Compare the models of our most popular Series, side-by-side. Can the 5 hold more sub keys than the 4?Open Terminal. To find out if an application is compatible with the Security Key by Yubico, browse to the Works With YubiKey Catalog, and in YubiKey drop-down, select Security. If you're unfamiliar with YubiKeys, they're little USB dongles that you. Compare the models of our most popular Series, side-by-side. We will introduce a new retail web sales. Luckily, there's a small hole at. Check the firmware version for your YubiKey Neo as a security flaw allows the bypass of the PIN. In contrast, a. Depending on the CMS solutions offering, potential. 0 interface. Copyable passkeys can be synced across smartphones, tablets, and laptops/desktops and are primarily meant for consumer scenarios. Another update added a new algorithm. 0 interface as well as an NFC interface. 2) does not work with the Personalizationtool for Linux. KeeChallenge Code Plugin for Keepass2 to add Yubikey challenge-response capabilityRegistering a YubiKey with Bitwarden just takes a few clicks in the Two-step Login tab under Security in Account Settings. It could take between 1-5 days for your comment to show up. Please use one of the channels listed below: From our webstore:. Restart your PC. The recommended way to install this software including dependencies is by using the provided precompiled binaries for your platform. Convenient and portable: The YubiKey 5 C 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. Follow the prompts from YubiKey Manager to remove, re-insert, and touch. 7 Contact-less mode (NFC) of operation 7. Resource Center Community Forums Security Compliance Success Stories Newsfeed Survey Room Subscribe to Updates. 2 -Bug fixes for dynamic 32/64 bit support -Added button for recovery mode and fixed a bug v1. It is possible to upload a new AES key to Yubico, using a random YubiKey prefix, to restore it. YubiKey 5 Series. The YubiKey 5C uses a USB 2. YubiKey suits much better for this purpose. Introduction. Manage pin codes, configure FIDO2, OTP and PIV functionality, see firmware version and more. There are several places from where you can purchase our products. click Reset YubiKey, and then click Update. But passkeys aren’t a new thing. ssh-keygen. YubiKeys with firmware 5. SSH will ask you to enter your PIN and touch your device, and then save the key pair where you told it. In June 2021, the EU Commission announced its plans for a revised eIDAS regulation. Broader set of form factors. *Guide not valid for Hacker variants. md","contentType":"file"},{"name. Version 3. com is your source for top-rated secure two-factor authentication security keys and HSMs. Videos: + Windows login with Yubikey + Windows Remote Desktop login with Yubikey. Two-step Login via YubiKey. 2. To configure a static password using YubiKey Manager, you'll need to first download the application. The YubiKey Bio - FIDO Edition provides the FIDO2 application as well as the U2F application, allowing for greater flexibility. YubiKey 2. Now that we can sign messages using the GPG key stored in our YubiKey, usage with GIT becomes trivial: git config --global user. The YubiKey 5Ci is like the 5 NFC, but for Apple fanboys. SSH also offers passwordless authentication. FIDO. Note that on Windows 10, the Yubico Authenticator must be run in Administrator mode. Login to the service (i. 0. Make sure you have a recent firmware version, 3. Additionally, your administrator must enable the use of security keys in Duo. a NEO), enable NFC support in the device settingsAt this point, we are done. 0 to 4. 2. The YubiKey 5 NFC FIPS uses a USB 2. config/Yubicopamu2fcfg > ~/. Posts: 666. Supported functionality as reported by the ykman tool: . Each application, along with a link to the related reset instructions, is listed below. This applies to: Pre-built packages from platform package managers. That’s why it can act as a WebAuthn/FIDO authenticator, a Smart Card, an OTP device, and much more, all in one device. To extract the public key, run: ssh-add -L > my-public-key. v1. Get Yubico updates; Why Yubico. Programming the NDEF feature of the YubiKey NEO. No driver installation, no setting up new key like on any other PC when you plug in an USB key / device. If you're not sure which slot to use, use slot 1. Following last November’s announced public preview of Azure AD Certificate-based authentication (CBA) on iOS and Android devices using certificates on hardware security keys, we’re excited to share that it is now generally available for everyone! Be sure to check out Microsoft’s blog post detailing the general availability here for more. Yubico Authenticator adds a layer of security for online accounts. Device type: YubiKey NEO Serial number: X Firmware version: 3. The various applications of the YubiKey 5 Series and YubiKey 5 FIPS Series are separate, and reset individually. The WebAuthn standard is a universally accepted W3C specification developed in concert by Yubico, Google, Mozilla, Microsoft, and others. If you see "Verification complete", your device is authentic. 1. The user needs to authenticate to the CMS system so this option should not rely solely on the primary YubiKey being available. Version 4. 16. 6 YubiKey NEO 12 2. With the release of the v2. OATH: Sorting of credential names is now case-insensitive. Learn how using YubiKey products with Microsoft accounts can provide the highest level of two-factor authentication and protection on all. Fetch yubikey-luks source, build and install package. This is almost assuredly the exact same hardware as previous gen, just new firmware. How can i enable Yubico Authenticator for this Yubikey? Thanks Insert the YubiKey into your computer, open the terminal, and enter the following commands to link your YubiKey with your account: mkdir -p ~/. 3 or higher), use the following command instead: ssh-keygen -t ed25519-sk -O resident -O application=ssh:YourTextHere -O verify-required. The security researchers from the University of Masaryk publish their research and the Coordinated Vulnerability Disclosure embargo is lifted. It provides a cryptographically secure channel over an unsecured network. 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). This is caused by the NEO disconnecting and reconnecting the smart card so that it can switch to the OTP and FIDO modes. Spare YubiKeys. Yubico Authenticator. Interface. For YubiKey NEO and YubiKey 4: reader-port Yubico Yubikey or for YubiKey 5 reader-port Yubico Yubi YubiKey fails to bind within a guest VM. Secure Shell (SSH) is often used to access remote systems. Interface. Programming the YubiKey in "Static Password" mode. Because new units are permanently firmware locked at the factory it is not possible to compile the open source code and load it on the. For convenience, I name my keys containing the YubiKey number and creation date. 0 interface. Note: Some software such as GPG can lock the CCID USB interface, preventing another software from accessing applications that use that mode. g. 6 (released 2021-09-08) Improve handling of YubiKey device reboots. Connector: USB-A Dimensions: 18mm x 45mm x 3. I have a Yubikey Neo and the nfc. ykman fido credentials delete [OPTIONS] QUERY. Locate the checkbox labelled Dormant and ensure the box is not checkedFor YubiKey users, this improves OTP two-factor authentication on the iPhone. The YubiKey 4 uses a USB 2. I just received my brand new YubiKey from Yubico themselves via the Netherlands delivery. The replacement is free and you don't need to turn in your old device. Objectives. sudo apt-get update sudo apt install yubikey-manager libpam-yubico libpam-u2f. NEO Scavenger. Why customers opt for YubiEnterprise Subscription. 2. The changes to the new Tool includes new features, improved user interface and, of course, a number of bug fixes. Since the Yubikey NEO can be used as an OpenPGP card (see here) with three 2048 bit RSA keys, I thought about creating a CA from one of its public keys. We have greater flexibility on when to take in additional inventory, access to added YubiKey stock and easy access to Yubico technical support. Shipping and Billing Information. Open Command Prompt (Windows) or. 16. The update button that you see, is indeed working but its scope is to update the Yubikey. 2. exe are the common file names to indicate the YubiKey NEO Manager installer. Removes the dj prefix that was added for customer prefixes. $ ssh-keygen -t ed25519-sk # YubiKey firmware version 5. The YubiKey 5 NFC USB is made to protect your online accounts from phishing and account takeovers. On your issuing certificate authority, update the certificate template to also include “Smart Card Logon” as an Application Policy under the Extensions tab. Zero Trust. 1 (released 2022-11-17) Android: Fix issues of YubiKey NEO NFC connectivity on certain. To enable use without sudo (e. Quite a few apps support Yubikey, and I started with the two most popular, Google and Facebook, and then took a look at Dropbox and LastPass. This file should have the name of your Smart card user. The series provides a range of authentication choices including strong two-factor, multi-factor and passwordless authentication, and seamless touch-to-sign. YubiKey NEO Manager. The series and model of the key will be listed in the upper left corner of the Home screen. Installation. Whether the answer is one or hundreds, Password Safe allows you to safely and easily create a secured and encrypted user name/password list. The YubiKey 5C FIPS has five distinct applications, which are all independent of each other and can be used simultaneously. I restarted machine many times but Yubikey Neo do not configurable. YubiKey 4 Series. SecurityAdvisory 2015-04-14. To use this with the api, see the. Update a CVE Record. Free. ykman fido access change-pin [OPTIONS] ykman fido access unlock [OPTIONS] (Deprecated) ykman fido access verify-pin [OPTIONS] ykman fido credentials [OPTIONS] COMMAND [ARGS]…. If you have a YubiKey NEO or YubiKey NEO-n ensure you have unlocked the U2F mode by following the instructions in the Enabling or Disabling Connection Interfaces article;. 1 ;. YubiKey 5 Series. macOS users check (Apple Menu) > About This Mac > System Report, and look under Hardware > USB. Two types of discoverable FIDO credentials enable passwordless authentication; copyable or hardware bound. FIPS Level 1 vs FIPS Level 2. If you receive the. Interface. Each of these slots is capable of holding an X. When using the YubiKey 5Ci without one of the above mentioned apps, the key is a capable touch-triggered Yubico OTP device and security key. system clipboard. LastPass is the first password manager to enhance its security for mobile login on iPhones with Yubico OTP authentication through NFC. Mac: > About This Mac > System Report > Hardware > USB. With regards to the YubiKey NEO and DFU… – The YubiKey NEO technically does support DFU, but requires the new firmware image to be signed by us. With it you may generate keys on the device, importing keys and certificates, and create certificate requests, and other operations. • 3 yr. That’s $200 worth of the tougher NFC black keys every whatever…every firmware upgrade. Multi-protocol security key, eliminate account takeovers with strong two-factor, multi-factor and passwordless authentication, and seamless touch-to-sign. 7 and above), there are installers available for download here. MULTI-PROTOCOL SUPPORT: The YubiKey USB authenticator includes NFC and has multi-protocol support including FIDO2, FIDO U2F, Yubico OTP, OATH-TOTP, OATH-HOTP, Smart card (PIV), OpenPGP, and. Determine which OTP slot you'd like to configure and click the Configure button for that slot. Yubico Security Key C NFC. Read the YubiKey 5 FIPS Series product brief >. YubiKey Bio Series; YubiKey 5 CSPN Series; What’s New? YubiKey 5Ci; NFC; USB; Firmware: Overview of Features & Capabilities. The U2F application can hold an unlimited number of U2F credentials and is FIDO. Any behavior that appears to violate End user license agreements, including providing product keys or links to pirated software. These series of keys incorporate a three chip design. Make sure that gnupg, pcscd and scdaemon are installed. With the upgrade to WebAuthn support, 1Password takes a leap forward by enabling easier to use, faster and the most secure 2FA for their users. The card now has your public and private SSH keys stored. Yubico protects you. Version 6. If this is not the case, confirm you have a VIP YubiKey with a firmware version of 2. Downloads. Careers Events Press room About us Investors Partner programs. To unbind the device, the bus and port information is needed from dmesg on the host: Everything on the key is removed: the PIN (if set) is deleted. YubiKey 5 NFC, YubiKey 5 Nano, YubiKey 5C, and YubiKey 5C Nano provide Smart Card functionality based on the Personal Identity Verification (PIV) interface specified in NIST SP 800-73, “Cryptographic Algorithms and Key Sizes for PIV. The only keys I have are YubiKey Neo (original), YubiKey 4, and OnlyKey. A list of drivers will be displayed. The Yubico PIV tool is used for interacting with the Personal Identity Verification (PIV) application on a YubiKey. Yubico Login for Windows is only compatible with machines built on the x86 architecture. Easily generate new security codes that change periodically to add protection beyond passwords. The YubiKey Manager has both a. We have exciting news for our Apple users: just yesterday, as part of iOS 16. YubiKey SDKs. The Feitian ePass key is a great option if you want an affordable security solution. The YubiKey 5 FIPS Series is IP68 rated, crush resistant, no batteries required, and no moving parts. They’re better because they aren’t created insecurely by humans, and because they use public key cryptography to create much more secure experiences. 4. Following the release of the October 2021 security updates (see Patchday: Windows 10-Updates (October 12, 2021)), several administrators have come forward in comments within my German the blog describing how YubiKey authentication is no longer working. 4. 2, Yubico offers support for the latest FIDO2/WebAuthn functionality, offering advancements in FIDO. via YubiKey (any 4/5 series device or YubiKey NEO/NFC) Click here. 3. To find out if an application is compatible with the Security Key NFC, browse to the Works With YubiKey Catalog, and in YubiKey drop-down, select Security Key NFC to only display services that are compatible with it. This is the official PPA, open a terminal and run. YubiKey NEO. 3 added two that were actually quite a big deal to me but others probably cared nothing about: - support. The YubiKey 5 Series is the industry’s first set of multi-protocol security keys to support FIDO2 / WebAuthn, the open. YubiKey 5 NFC ($45) supports all the functions of the Security Key NFC ($27) and a bit more. For those who don’t need NFC, the YubiKey 4 offers faster and stronger crypto at a lower price. As an alternative (using a YubiKey for either of these), you can use Azure AD + FIDO2 for auth on those corporate machines or you use smart card based authentication where you spin up a CA and whatnot. Popular Resources for Business WebAuthn is also backwards-compatible with FIDO U2F authenticators for a second factor use case. You can read more about the PIV standards here:. The YubiKey NEO is a flexible security product from Yubico that implements the Yubico One-Time Password technology, FIDO Universal 2nd Factor, OATH codes, PIV card, and OpenPGP card functionality. ". The YubiKey Manual 7 The YubiKey NEO 7. 2 and 4. 0 (released 2016-07-07)The YubiKey 5C NFC has six distinct applications, which are all independent of each other and can be used simultaneously. Register your YubiKey with your. What is the current Firmware of Yubikey 5 . Some if the new features include: NDEF configuration support for YubiKey NEO beta/Production. Execute the following command in PowerShell (or cmd. They will issue you a replacement if you have a device that is relatively current and has a security flaw discovered. GitBook ⭕ Yubikey Firmware Can you upgrade the firmware on your Yubikey? This section explains what firmware is, and what to do when your Yubikey. Select the Program button. YubiKey authentication broken. Install build dependencies with: sudo apt install dh-exec devscripts expect yubikey-personalization. YubiKey 5C NFC FIPS. To find compatible accounts and services, use the Works with YubiKey tool below. Yubico can release standard firmware with new features and enhancements at any time, whereas FIPS-certified products complete the FIPS validation process every time there. 4. You can set it with the YubiKey Manager while you create the private key with the --touch-policy flag . The NEO has a set of card manager keys that allows you to delete/add/update the software “applets” running on the NEO, through the Global Platform interface. Why customers opt for YubiEnterprise Subscription. The YubiKey 4 Nano uses a USB 2. Yubico advertizes it as "practically indestructible". Contact Us. g. Careers; Events; Press room; About us; Investors; Partner programs. Support for entering customer prefix in modhex or hex as well, show all formats. The YubiKey 5 and Security Key Series support the FIDO2 standard that covers all the scenarios listed below. Has ProducId 0x110, 0x111 or 0x112 depending on mode (see the notes about -m and device_config). YubiKey 5 Series: Key Benefits Strong Authentication that Protects Against Phishing and Eliminates Account TakeoversCurrently there are two YubiKey-compatible methods of MFA supported in Azure (which applies to Office 365): FIDO2 passwordless - any YubiKey from the 5 Series and our Security Key Series keys will work with this method, but note that not all platforms (operating systems, browsers, etc. Support switching mode over CCID for YubiKey Edge. Tap on Password & Security . 0 The text was updated successfully, but. It came with 5. Currently there are only a few FIDO2 authenticators on the market, including the Yubico Security Key and the Yubikey 5 Series. exe". e. YubiKey 5 NFC FIPS. It does show the Firmware and Serial number though, so the key is working. zip (2013-11-13) DEV. The on-card OpenPGP software of the YubiKey NEO is implemented by the free and open-source software (FOSS) project "ykneo. Help me understand the differences with the YubiKey 5 NFC ? (other than price and name) I'm trying to figure out what improvements have been made and if I should switch to the YubiKey 5 NFC. A PIN is stored locally on the device, and is never sent across the network. Gain a future-proofed solution and faster MFA rollouts. 16 ounces (4. Google Chrome), update udev rules:It should also make the firmware code more manageable and more relable as you only need one vendor-specific toolset/SDK and you don't need to worry about potential communication/timing issues between components. When you find “Add authenticator app”, they will give you both a QR code and a manual code. The YubiKey 5 NFC has six distinct applications, which are all independent of each other and can be used simultaneously. Interface. 4. 2. Ah crap, I confused it with the YubiKey 4. The firmware on it is 5. Download the Yubico Authenticator App. (YubiKey 4 & 5 devices on firmware version 4. No more reaching for your phone to open an app, or memorizing and typing. YubiKeys are available worldwide on our web store and through authorized resellers. Program a challenge-response credential. Windows users check Settings > Devices > Bluetooth & other devices. If you want to know what string should go in that file, go to Device Manager, then View | Show Hidden Devices and look under Software Devices. IT Guy wrote:. *The YubiKey FIPS (4 Series) and YubiKey 5 FIPS Series devices, when deployed in a FIPS-approved mode, will have all USB interfaces enabled. Primary Functions: Secure Static Passwords, Yubico OTP, OATH. Yubico has developed a range of mobile SDKs, such as for iOS and Android, and also desktop SDKs to enable developers to rapidly integrate hardware security into their apps and services, and deliver a high level of security on the range of devices, apps and services users love. websites and apps) you want to protect with your YubiKey. " Add the path for the folder containing the libykcs11. Let's Start! New to 2FA and Solo? More information can be found in our FAQ. Bugfix release: Fix broken naming for "YubiKey 4", and a small OATH issue with touch Steam credentials. Describes specific lessons learned and the best practices established for deploying Open Authentication Initiative HMAC-based One-Time Password (OATH-HOTP) compliant authentication systems. YubiKey 5 FIPS Series Specifics. Configure a static password. Once we were notified of this issue by Infineon we quickly addressed it. In today’s ever-evolving cyberthreat landscape, organizations face increasing challenges in securing their sensitive data and systems from sophisticated attacks like AI-strengthened phishing campaigns or impersonation attacks backed by spates of leaked PII . This free tool was originally developed by Yubico AB. 2 ; Bug fixes for dynamic 32/64 bit support ; Added button for recovery mode and fixed a bug . This means that LastPass users with an iPhone 7 or above, running iOS 11, can now authenticate to their LastPass Premium, Families, Teams, or Enterprise accounts on their mobile device with the same. PAM is used by GNU/Linux, Solaris and Mac OS X for user authentication, and by other specialized applications such as NCSA MyProxy. Update pictures. The past two years the. YubiKey works out-of-the-box and has no client software or battery. 2 and 4. A: Only the YubiKey Standard and YubiKey Nano with firmware before version 2. Getting a biometric security key right. Keep in mind serial numbers are unique across all models of YubiKeys, with the exception of Security Keys, which do not have serial numbers. YUBICO WebAuthn OTP U2F OATH PGP PIV YubiHSM2 Software Projects. Spare YubiKeys. eIDAS (electronic IDentification, Authentication and trust Services) is the EU regulation 910/2014 on electronic identification and trust services in the EU. Manufactured in the USA and Sweden, with best practice security. The most popular versions among YubiKey NEO Manager users are 1. As of today, we're starting to ship the YubiKey 5 Series with firmware 5. According to a Yubico security advisory published today, YubiKey FIPS Series devices that run firmware version 4. 2. Pick your color and install the sleeve. yubi. The YubiKey Bio Series, built primarily for desktops, offers secure passwordless and second factor logins, and is designed to offer strong biometric authentication options. The PGP keys on the Yubikey can also be used for. A YubiKey 5 Series key (5Ci, 5C NFC, or 5 NFC). Compare YubiKeys. Put this in. Additionally, developers have a better authentication option to integrate with their mobile applications. I purchased a Yubi NEO I’ll use it to hold my Luks password and for ssh authentication instead of the password authentication that I still use. The YubiKey Neo (and Neo-n, a "nano" version of the device) are able to transmit one-time passwords to NFC readers as part of a configurable URL contained in a NFC Data Exchange Format (NDEF) message. If you don’t have your YubiKey, it will give the following prompt: Security token not present for unlocking volume root (nvme0n1p3_crypt), please plug it in. The YubiKey NEO is NOT affected. Self registration (recommended method) A user can self register a YubiKey with their Azure. Just swiping the YubiKey NEO. . Use YubiKey Manager to check your YubiKey's firmware version. Unfortunately, Yubico Authenticator application is greyed out when i insert the key in the PC. Recheck the key properly after regaining focus, might be a new key. Yubikey 5 Neo probably costs around $5-$6 USD to mass-produce. However, I have not yet been able to find use cases with dramatic difference, i. After inserting the YubiKey into a USB Port select Continue. The Cross-Platform YubiKey Personalization Tool provides the following main functions: * Programming the YubiKey in "Yubico OTP" mode * Programming the YubiKey in "OATH-HOTP" mode * Programming the YubiKey in "Static Password" mode * Programming the YubiKey in "Challenge-Response" mode * Programming the NDEF feature of the. After using daily a Yubikey Neo for a few years (mostly for unlocking my LastPass account on my work-issued laptop and decrypting gpg files) I broke down and bought a 5c (mostly as an insurance against disappearing USB A ports and to use FIDO2). A shared library and a command-line tool is included. Yubikey NEO vs YubiKey 5 NFC. 2. OATH-HOTP is a standard algorithm for calculating one-time passwords based on a secret (a seed value) and a counter. Security Key NFC can be used to log into Gmail and Google. And a full range of form factors allows users to secure online accounts on all of the. 1 Answer. YubiKey 4, YubiKey 4 Nano, YubiKey 4C, YubiKey Neo) to test configured SecureAuth IdP realms. When written to configuration 2, prevent configuration 1 from having the lock bit set. YubiHSM 2 & YubiHSM 2 FIPS. So let’s start. Programming the YubiKey in "Challenge-Response" mode. The YubiKey Technical Manual / covers the following Yubico product series: YubiKey 5 Series; YubiKey 5 FIPS Series; YubiKey 5 CSPN Series; YubiKey Bio Series; Security Key Series;. Optionally name the YubiKey (good if you have multiple keys.