This monitor tracks the vCenter Alarm 'Certificate Status'.
By default, the alarm is triggered by the following event:
|▪||com.vmware.vc.vecs.CertExpirationEvent: Root certificate expired.|
Obtain and install a new certificate. For more information on obtaining and updating root certificates, see the ESXi and vCenter Server 6.0 Documentation.
This alarm doesnot resolve be default; go to the vSphere Client and clear the alarm manually.
See the VMware Online Documentation for more information on VMware vSphere, in particular: