Joe, a security technician, is configuring two new firewalls through the web on each. Each time Joe connects, there is a warning message in the browser window about the certificate being untrusted. Which of the following will allow Joe to configure a certificate for the firewall so that firewall administrators are able to connect both firewalls without experiencing the warning message?
A. Apply a permanent override to the certificate warning in the browser
B. Apply a wildcard certificate obtained from the company’s certificate authority
C. Apply a self-signed certificate generated by each of the firewalls
D. Apply a single certificate obtained from a public certificate authority