Select the correct statement about secure internal communication (S|C) certificates, S|C certificates?

A.
Increase network security by securing administrative communication with a two factor challenge response authentication.

B.
Uniquely identify the machines installed with check point software only. They have the same function as RSA authentication certificates.

C.
Are for security Gateways created during the security management server installation.

D.
Can be used for securing internal network communication between the security gateway and an OPSEC device.