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Yubico YubiKey 4 - USB-A, Two-Factor Authentication

by Yubico
4.2 out of 5 stars 274 customer reviews

Price: $40.00 & FREE Shipping. Details
Free Amazon tech support included
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In the event your product doesn’t work as expected, or you’d like someone to walk you through set-up, Amazon offers free tech support over the phone on eligible purchases for up to 60 days. Our technicians use the latest authorized manufacturer tools to help you troubleshoot issues.
To access this option, go to Your Orders and choose Get product support.
    This fits your .
  • Make sure this fits by entering your model number.
  • Protect online accounts against unauthorized access by using two factor authentication with this security key.
  • Works with Gmail, Facebook, Dropbox, Twitter, Dashlane, LastPass and hundreds of other services
  • Durable, waterproof, and crush resistant
  • Fits USB-A computer ports and designed to fit on your keychain
  • Multi-protocol support: FIDO U2F, Yubico OTP, OATH-TOTP, OATH-HOTP, Smart card (PIV), OpenPGP, Challenge-Response; Made in USA

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Frequently bought together

  • Yubico YubiKey 4 - USB-A, Two-Factor Authentication
  • +
  • YubiKey 4 Nano
  • +
  • Yubico Security Key - U2F and FIDO2, USB-A, Two-Factor Authentication
Total price: $110.00
Buy the selected items together

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  • Buy Used and Save: Buy a Used "Yubico YubiKey 4 - USB-A, Two-Factor Authentication" and save 30% off the $40.00 list price. Buy with confidence as the condition of this item and its timely delivery are guaranteed under the "Amazon A-to-z Guarantee". See all Used offers.

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Product Description

The YubiKey 4 combines hardware-based authentication and public key cryptography to eliminate account takeovers. Simply insert into a USB slot and authenticate with a touch. YubiKey 4 authentication is four times faster than typing a One Time Passcode and does not require a battery nor network connectivity so it is always on and accessible.

Benefits

  • Strong two-factor hardware based authentication
  • Easy and fast authentication with a single touch
  • Reduces IT operational costs
  • Multi-protocol support on a single key
  • Crush-resistant and waterproof
  • Made in the USA

Features

  • Supported protocols: FIDO U2F, smart card (PIV), Yubico OTP, OpenPGP, OATH-TOTP, OATH-HOTP, and Challenge-Response
  • Secure element hardware to protect cryptographic keys
  • Crypto Algorithms: RSA 2048, ECC p256, ECC p384
  • Interface: USB-A
  • Works on Microsoft Windows, Mac OS X, Linux, Chrome OS operating systems, and on major browsers
  • Now works with Twitter!
  • PIV smart card compatible, minidriver available on Windows
  • Support for PKCS#1

Security Key by Yubico YubiKey 4 YubiKey 4 Nano YubiKey NEO
FIDO2
U2F
OTP
Smart card
OATH – HOTP (Event)
Secure Static Password
Key ring carry Remains in port
NFC for mobile

Product information

Technical Details

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Additional Information

Warranty & Support

Amazon.com Return Policy:You may return any new computer purchased from Amazon.com that is "dead on arrival," arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test "dead on arrival" returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the condition of the product. Any returned computer that is damaged through customer misuse, is missing parts, or is in unsellable condition due to customer tampering will result in the customer being charged a higher restocking fee based on the condition of the product. Amazon.com will not accept returns of any desktop or notebook computer more than 30 days after you receive the shipment. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor.
Product Warranty: For warranty information about this product, please click here

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Seller Warranty Description
1 year warranty on materials and workmanship.

Customer Questions & Answers

274 customer reviews

4.2 out of 5 stars

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March 27, 2016
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