To set the duration of the Endpoint Security (HX) certificate authority (CA):
Enable CLI configuration mode.
hostname > enable
hostname # configure terminal
Specify the CA duration, in days:
hostname (config) # hx pki server ca-days <days>
where <days> is the number of days that the Endpoint Security (HX) CA remains active. Valid values range from 0 and 65535 days. The default is 7300 days.
To set the duration back to the default, use the no form of this command: