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TOTPRadius user license
About TOTPRadius
TOKEN2 TOTPRadius provides the RADIUS RFC-2865 for TOTP RFC-6238 based authentication. With TOTPRadius you can integrate a large variety of third-party products and systems with multifactor authentication. It works with numerous products and services like Cisco Meraki, Citrix XenApp/XenDesktop, VMWare View, and many others that provide support for RADIUS servers to validate the second factor for user authentication.
TOTPRadius user licenses are per-user and perpetual. Perpetual licenses do not expire, so you can continue to use the appliance as long as you want. Currently, these licenses are including access to product updates within the same version branch and regular technical support.
How to generate the license key
After completing the purchase you will receive an email containing the order URL. To generate the TOTPRadius user licenses, click on the "generate CAL" button on the order page and provide the Host ID. The license key will be generated and sent to your email address.
Blog
04-04-2026
Understanding FIDO User Verification Modes and the always_uv Setting
Token2 R3.3 and later FIDO2 keys enforce user verification by default with always_uv = true, improving security, though some platforms and apps like Windows 10, macOS, and certain legacy clients may fail to handle this override correctly.
05-03-2026
Introducing TOTPVault — self-hosted TOTP management for teams
Most TOTP apps work by distributing copies of the secret to every person who needs access — fine for personal accounts, but for shared service accounts it means MFA secrets scattered across people's phones with no clean way to revoke access when someone leaves.
21-12-2025
Android, NFC, and the Missing Piece of WebAuthn
For years, Android users have faced a frustrating limitation—Android does not support CTAP2 over NFC. This means no PIN verification and no discoverable credentials (passkeys) when using NFC, and therefore limited to simple U2F-style flows without user verification. That said, there finally seems to be a solution.