Yubico Authenticator User Guide

Contents

• Yubico Authenticator Overview
  • Highlighted features
  • Advantages
  • Command line interface (CLI) tool
• Platforms and Requirements
  • YubiKey compatibility
  • Supported platforms
  • WebAuthn browser support
• Download the App
  • Previous releases
  • Developers
• Install the App
  • macOS
  • Windows
  • Linux
  • Android
  • iOS and iPadOS
  • Developers
• Home and Settings
  • The Home page: YubiKey at a glance
  • Switching between keys
  • Change a YubiKey’s label and color
  • Toggle YubiKey applications on/off
  • Change the Authenticator theme
  • Load a custom icon pack
  • Change the application language
  • Show/hide NFC smart card readers
  • Android settings
  • iOS/iPadOS settings
• Accounts: OATH
  • What is OATH authentication?
  • Adding a new account
  • Authenticating with OATH and Yubico Authenticator
  • Password protection
  • Pinning an account
  • Renaming an account
  • Deleting an account
  • Custom icons
• Passkeys: FIDO2
  • Creating and managing the FIDO2 PIN
  • Viewing and deleting passkeys
  • Enterprise Attestation
  • Custom icons
• Fingerprints: FIDO2
  • Creating and managing the FIDO2 PIN
  • Registering and managing fingerprints
• Certificates: PIV
  • Managing the PIN, PUK, and Management Key
  • Add and manage certificates
• Slots: Yubico OTP Application
  • Yubico OTPs
  • Static passwords
  • Challenge-response
  • OATH HOTPs
  • Performing authentication with OTP application slot credentials
  • Managing slots
• Factory Reset
  • What happens during a reset?
  • How does a reset affect my accounts?
  • Recommended preparation
  • Performing a reset on desktop and Android
  • Performing a reset on iOS/iPadOS
• Tips
  • Resize the app window
  • Change the Accounts and Passkeys screen layouts
  • Register a spare YubiKey
  • Start Yubico Authenticator with the app window hidden
  • Generate OATH OTPs from pinned accounts via the menu bar or system tray
  • Set an OATH application password
  • Works with YubiKey Catalog
• Troubleshooting and Support
  • Accounts: OATH
  • Certificates: PIV
  • Slots: Yubico OTP
  • Android
  • NFC wireless connections
  • Reporting issues and submitting feature requests
  • Getting additional help
  • Generating and collecting diagnostic data and logs
• Azure MFA with Yubico Authenticator
  • Self registration (recommended method)
  • Administrator registration (alternative method)
  • Use a YubiKey to sign in
  • Troubleshooting
  • Additional information
• Smart Card on iOS
  • X.509 Certificates
  • Prerequisites
  • Overview: Setup Process
  • Troubleshooting
• Import Smart Card Certificates onto your YubiKey
  • YubiKey Manager GUI
  • YubiKey Manager CLI
  • Next Steps
• Smart Card Certificate Provisioning
  • Provision Your Public Certificate
  • Next Steps
• Authenticating with Smart Card on iOS
  • Authenticate to a Website on Safari
• Smart Card on iOS Troubleshooting
  • Web Browser Does Not Trigger the Yubico Authenticator Application
• Release Notes
  • iOS and iPadOS 1.11 (9 April 2025)
  • Desktop and Android 7.2.0 (26 March 2025)
  • iOS and iPadOS 1.10 (30 January 2025)
  • iOS and iPadOS 1.9.1 (4 December 2024)
  • iOS and iPadOS 1.9 (27 November 2024)
  • iOS and iPadOS 1.8.1 (20 November 2024)
  • iOS and iPadOS 1.8 (14 November 2024)
  • iOS and iPadOS 1.7.11 (26 September 2024)
  • iOS and iPadOS 1.7.10 (25 September 2024)
  • Desktop and Android 7.1.0 (25 September 2024)
  • Desktop and Android 7.0.0 (6 May 2024)
• Copyright
  • Trademarks
  • Disclaimer
  • Contact Information
  • Document Updated