Tag Archives: ESXi

VMware: Renew an ESXi host certificate by PowerCli

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these are the steps to renew a ESXi Host certificate signed by the vCenter VMCA by PowerCli.
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vCenter: Parameter for generation of ESXi Host certificates

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is a ESXi host part of a cluster then vCenter is responsible for the generation of the host certificates.
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ESXi: Change encryption cipher modes

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security scanners may rank the ciphers a ESXi host uses for encryption as weak.
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ESXi: Generate a new selfsigned host certificate

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usually vCenter generates the certificates for the connected ESXi hosts. This is done by the VMCA and can be triggered by the vCenter GUI => Browser to the ESXi Host -> System -> Configure -> Certificate -> Renew.

To generate a new ESXi Host certificate, which is used for https connections at TCP/443 and for the CIM service TCP/5989, a script is located in /sbin.
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ESXi: Install a custom certificate


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these are the steps to install own certificates on an ESXi host.
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