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Performing the Initial Setup of the Citrix FAS Administration Console fails at Authorize this service with: “Failed to Issue certificate: CR_DISP_DENIED (code 2)”

Problem You’re attempting to set up a Citrix Federated Authentication Service server to allow using Azure AD authentication with single sign-on but the configuration fails at the Authorize this service with the error: The authorization request on <CertServerFQDN><CA Name> failed: Failed to Issue certificate: CR_DISP_DENIED

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Duo MFA login prompt does not show up after successfully authenticating username and password with Citrix ADC / NetScaler Citrix Gateway

Problem You’ve completed configuring a Citrix Gateway with Duo MFA as described in the following configuration documentation: Duo for Citrix Gateway Basic Primary Authentication https://duo.com/docs/citrix-netscaler However, you notice that authenticating through the portal does not display the Duo 2FA prompt as expected: Note how only

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