Update HPE Proliant DL360 G10s to VMware ESXi 6.7 latest version

In this post I will run through the procedure I use to update hosts to the latest version of ESXi.  I realise that this is not the only way of doing this but for critical production hosts I found this to be the most reliable/foolproof way of updating.  I will be updating from ESXi 6.7 U1 to ESXi 6.7 U3 using the HPE customised iso downloaded from VMware.

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Creating CSR for non Microsoft Systems and signing with a Microsoft CA

Problem:

Recently I needed to create a number of certificates for non-Microsoft systems such as ESXi hosts, NAS/SAN units and some security applications.  The problem was that most of these systems did not have a facility for generating a CSR.  I needed to create the CSR in OpenSSL sign the certificate with a Microsoft CA and then generate a certificate.

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