To support FIPS mode, your Horizon 7 deployment must meet the following requirements.

vSphere
  • vCenter Server 6.0 or later
  • ESXi 6.0 or later
Remote desktop
  • Any Windows platform that has a FIPS certificate. For information, see "FIPS 140 Validation" on the Microsoft TechNet website.
  • View Agent 6.2 or later or Horizon Agent 7.0 or later, for Windows platforms only
Horizon Client
  • Any Windows platform that has a FIPS certificate. For information, see "FIPS 140 Validation" on the Microsoft TechNet website.
  • Horizon Client for Windows 3.5 or later
Cryptographic protocol
  • TLSv1.2