To destroy a trusted certificate, use the following steps.
hostname:configuration settings certificates trusted> show
Properties:
default = auto
Trusted Certificates:
CERT TYPE SUBJECT ISSUER EXPIRES
cert-002 cert hostname.us.example.com Joe Test CA 2038-1-21
hostname:configuration settings certificates system> destroy cert-002 Caution: Destroying a certificate issued by a certificate authority also destroys the associated private key. Re-importing the certificate will not be possible. Destroy appliance certificate? (Y/N) Y