An existing vCloud Director environment that has been operational for a year is suddenly
inaccessible via its web site. The following error appears: Could not verify this certificate for
unknown reasons Which course of action should an administrator take to address this
problem?

A.
Access the vCloud Director administration web site through the internal network address.
From within the Security option under the Administration tab, generate a new, self-signed
certificate.

B.
Generate a new certificate using keytool from within the vCD VM. Change the
permissions on the resulting certificates.ks file to be readable by vcloud.vcloud. Issue the
command service vmware-vcd restart.

C.
Issue the command service vmware-vcd stop. Obtain or generate a new security

certificate. Install the certificate using /opt/vmware/cloud-director/bin/configure. Start the
vCD service.

D.
Issue the command service vmware-vcd stop. Install a new certificate using the
command keytool –keystore certificates.ks –storetype JCEKS –storepass passwd –genkey
–keyalg RSA – alias http. Issue the command service vmware-vcd start.