Configure VMware Horizon View to interoperate with Okta via RADIUS
This guide details how to configure your Connection Servers to perform two-factor authentication against an Okta RADIUS Server Agent.
Topics
Before you begin
Before installing the Okta RADIUS Agent ensure that you have met these minimum requirements for network connectivity:
Source | Destination | Port/Protocol | Description |
---|---|---|---|
Okta RADIUS Agent | Okta Identity Cloud | TCP/443 HTTP |
Configuration and authentication traffic |
Client Gateway | Okta RADIUS Agent | UDP/1812 RADIUS (Default, may be changed in RADIUS app install and configuration) | RADIUS traffic between the gateway (client) and the RADIUS Agent (server) |
Supported factors
The following MFA Factors are supported:
MFA Factor | Password Authentication Protocol PAP |
Extensible Authentication Protocol - Generic Token Card EAP-GTC |
Extensible Authentication Protocol - Tunneled Transport Layer Security EAP-TTLS |
---|---|---|---|
Okta Verify (TOTP and PUSH) | Supported | Supported | Supported - as long as challenge is avoided. For example: MFA-only or password, MFA for TOTP. Push can work with primary auth + MFA as the push challenge is sent out-of-band. |
Voice Call | Supported | Supported | Not supported |
SMS Authentication | Supported | Supported | Not supported |
Google Authenticator | Supported | Supported | Supported - as long as challenge is avoided. For example MFA only or password, MFA. |
Symantec VIP | Supported | Supported | Supported |
Security Question | Supported | Supported | Not supported |
Custom TOTP Authentication | Supported | Supported | Not supported |
Duo(Push, SMS and Passcode only) | Supported | Supported | Supported (passcode, Push) |
YubiKey | Supported | Supported | Supported |
Supported |
Supported |
Supported |
|
Supported |
Supported |
Not supported |

Note
The U2F Security and Windows Hello MFA factors are not compatible with RADIUS-enabled implementations.
For additional information about the Radius apps refer to Configuring RADIUS applications in Okta.
Typical workflow
Task |
Description |
---|---|
Download the RADIUS agent |
|
Install the Okta RADIUS Agent. | |
Configure application |
|
Configure gateway |
|
Configure optional settings |
Optional - Where supported configure RADIUS to return group information using vendor specific settings. |
Test | |
Troubleshoot |
|
Related topics
- VMware documentation – Enable Two-Factor Authentication in View Administrator.
- VMware documentation – Using Two-Factor Authentication.
- SAML vs RADIUS interoperability
- Installing the Okta RADIUS Agent under Windows or Linux.