- CA self-signed certificate
- Self-signed certificates of two CA authorities
- Self-signed certificate of the other device and the CA certificate
Explanation: In the CA authentication procedure, the first step when contacting the PKI is to obtain a copy of the public key of CA itself, called the self-signed certificate. The CA public key verifies all the certificates issued by the CA.
More Questions: CCNA Cyber Ops Chapter 9 Exam Answers