Obtaining a host key document from Resource Link
You can download a host key document from Resource Link®, if the IBM SEL feature is enabled on your IBM Z® or LinuxONE.
Before you begin
You will need an IBMid to sign in to Resource Link, www.ibm.com/support/resourcelink. You can create an IBM account (IBMid) at https://www.ibm.com/account/reg/us-en/subscribe?formid=urx-30292
You need the machine serial number and the machine type. See Providing cloud customers with the machine serial number for how to find the serial number and machine type.