Palo Alto Networks (PANW) Certified Network Security Administrator (PCNSA) Practice Exam

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Prepare for the Palo Alto Networks Certified Network Security Administrator Exam with flashcards and multiple choice questions. Each question includes hints and explanations to boost your confidence and readiness!

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Which x509 attribute is required for the "Forward Trust Certificate" to be enabled?

  1. KeyUsage

  2. SignatureAlgorithm

  3. CertificateAuthority

  4. SubjectAlternativeName

The correct answer is: CertificateAuthority

The "Forward Trust Certificate" is a crucial component in the context of SSL Forward Proxy configurations within Palo Alto Networks devices. For a certificate to be considered a Forward Trust Certificate, it must be trusted by the firewall to decrypt SSL traffic. One of the fundamental attributes is its association with being established by a Certificate Authority (CA). When a certificate is marked as a Certificate Authority, it indicates that the certificate can sign other certificates and, thus, establish a trusted chain of trust. This is essential because, in SSL decryption, the firewall presents the Forward Trust Certificate to clients in place of the original server certificate, to generate a secure connection while intercepting and inspecting the traffic. If a certificate does not have the CertificateAuthority attribute enabled, it wouldn’t be able to serve its purpose in the decryption process since clients wouldn’t trust it. In contrast, attributes such as KeyUsage, SignatureAlgorithm, and SubjectAlternativeName are also important in various contexts, but they do not directly define whether a certificate is a trusted authority for the purposes of SSL traffic decryption. Hence, the requirement for the CertificateAuthority attribute is what solidifies the trust necessary for enabling the Forward Trust Certificate.