[[how-does-lack-of-whql-signature-affect-use-of-these-drivers]] How does lack of WHQL signature affect use of these drivers? IXME: Lack of WHQL signature on virtio-win packages causes Windows to complain, need to explicitly document how. The RPMs from the stable repository are the same driver builds as what is shipped in Red Hat Enterprise Linux. However, the public drivers are not signed with https://msdn.microsoft.com/en-us/library/windows/hardware/ff553976%28v=vs.85%29.aspx[Microsoft's WHQL signature]. F