Install IIS and .NET on the SCEP Server

On the server that will host the SCEP server, install Internet Information Services (IIS) and the .NET Framework version 4.6.2 or greater.

IIS is a role on all supported versions of Windows. In addition to the default components of IIS, the SCEP server requires these role services:

  • Windows Authentication
  • ASP.NET

Figure 2: Required IIS Role Services for SCEP

Windows Server 2016, and Windows Server 2019, it is a standard Windows feature added through the Windows Server Manager tool.

To verify the version of .NET installed:

  1. Open the Registry Editor:

    regedit

  2. Navigate to:

    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full

  3. If the Release attribute value is not at least 394806 or 394802, then install .Net Framework 4.6.2 or higher.

    Table 1: .NET Framework Release Values

    .NET Framework

    Release Value
    .NET Framework 4.6.2 394806 or 394802
    .NET Framework 4.7 460805
    .NET Framework 4.7.1 461310
    .NET Framework 4.7.2 461814
    .NET Framework 4.8 528040