External Key Management (EKM) Interoperability Matrix Tool (IMT) is used to verify that specific versions of hardware, firmware, and software are supported to run different NetApp technologies. IMT co...External Key Management (EKM) Interoperability Matrix Tool (IMT) is used to verify that specific versions of hardware, firmware, and software are supported to run different NetApp technologies. IMT contains configuration entries for all supported External Key Managers. In the Solution Catalog section, type in Key Click on Key Managers to add it as a selected solution Click blue symbol to see which Key Manager and Key Manager software versions are supported See Configuring external key management